N1A01 33NWhat document contains the rules and regulations for the amateur service in the US? Part 97 of Title 47 CFR (Code of Federal Regulations) The Communications Act of 1934 (as amended) The Radio Amateur's Handbook The minutes of the International Telecommunication Union meetings AN1A02 33NWho makes and enforces the rules and regulations of the amateur service in the US? The Congress of the United States The Federal Communications Commission (FCC) The Volunteer Examiner Coordinators (VECs) The Federal Bureau of Investigation (FBI) BN1A03 33NWhich three topics are part of the rules and regulations of the amateur service? Station operation standards, technical standards, emergency communications Notice of Violation, common operating procedures, antenna lengths Frequency band plans, repeater locations, Ohm's law Station construction standards, FCC approved radios, FCC approved antennas AN1A04 33NWhich of these topics is NOT part of the rules and regulations of the amateur service? Qualifying examination systems Technical standards Providing emergency communications Station construction standards DN1A05 34NWhat are three reasons that the amateur service exists? To recognize the value of emergency communications, advance the radio art, and improve communication and technical skills To learn about business communications, increase testing by trained technicians, and improve amateur communications To preserve old radio techniques, maintain a pool of people familiar with early tube-type equipment and improve tube radios To improve patriotism, preserve nationalism, and promote world peace AN1A06 34NWhat are two of the five purposes for the amateur service? To protect historical radio data, and help the public understand radio history To help foreign countries improve communication and technical skills, and encourage visits from foreign hams To modernize radio schematic drawings, and increase the pool of electrical drafting people To increase the number of trained radio operators and electronics experts, and improve international goodwill DN1A07 34NWhat is the definition of an amateur operator? A person who has not received any training in radio operations A person who has a written authorization to be the control operator of an amateur station A person who has very little practice operating a radio station A person who is in training to become the control operator of a radio station BN1A08 34NWhat is the definition of the amateur service? A private radio service used for profit and public benefit A public radio service for US citizens which requires no exam A personal radio service used for self-training, communication, and technical studies A private radio service used for self-training of radio announcers and technicians CN1A09 35NWhat is the definition of an amateur station? A station in a public radio service used for radiocommunications A station using radiocommunications for a commercial purpose A station using equipment for training new radiocommunications operators A station in an Amateur Radio service used for radiocommunications DN1A10 35NWhat is the definition of a control operator of an amateur station? Anyone who operates the controls of the station Anyone who is responsible for the station's equipment Any licensed amateur operator who is responsible for the station's transmissions The amateur operator with the highest class of license who is near the controls of the station CN1A11 35NWhat is a Volunteer Examiner (VE)? An amateur who volunteers to check amateur teaching manuals An amateur who volunteers to teach amateur classes An amateur who volunteers to test others for amateur licenses An amateur who volunteers to examine amateur station equipment CN1B01 35NWhich one of these must you have an amateur license to do? Transmit on public-service frequencies Retransmit shortwave broadcasts Repair broadcast station equipment Transmit on amateur service frequencies DN1B02 35NWhat does an amateur license allow you to control? A shortwave-broadcast station's transmissions An amateur station's transmissions Non-commercial FM broadcast transmissions Any type of transmitter, as long as it is used for non-commercial transmissions BN1B03 36NWhat allows someone to operate an amateur station in the US? An FCC operator's training permit for a licensed radio station An FCC Form 610 together with a license examination fee An FCC amateur operator/primary station license An FCC Certificate of Successful Completion of Amateur Training CN1B04 36NWhere does a US amateur license allow you to operate? Anywhere in the world Wherever the amateur service is regulated by the FCC Within 50 km of your primary station location Only at your primary station location BN1B05 36NIf you have a Novice license, how many transmitters may you control in your station at the same time? Only one at a time Only one at a time, except for emergency communications Any number Any number, as long as they are transmitting on different bands CN1B06 36NWhat document must you keep at your amateur station? A copy of your written authorization for an amateur station A copy of the Rules and Regulations of the Amateur Service (Part 97) A copy of the Amateur Radio Handbook for instant reference A chart of the frequencies allowed for your class of license AN1B07 37NWhich one of the following does not allow a person to control a US amateur station? An operator/primary station license from the FCC A reciprocal permit for alien amateur licensee from the FCC An amateur service license from any government which is a member of the European Community (EC) An amateur service license from the Government of Canada, if it is held by a Canadian citizen CN1B08 37NWhat are the five US amateur operator license classes? Novice, Communicator, General, Advanced, Amateur Extra Novice, Technician, General, Advanced, Expert Novice, Communicator, General, Amateur, Extra Novice, Technician, General, Advanced, Amateur Extra DN1B09 37NWhat does the FCC consider to be the first two classes of US amateur operator licenses (one of which most new amateurs initially hold)? Novice and Technician CB and Communicator Novice and General CB and Novice AN1B10 37NWhat must you have with you when you are the control operator of an amateur station? A copy of the Rules and Regulations of the Amateur Service (Part 97) The original or a photocopy of your amateur license A list of countries which allow third-party communications from the US A chart of the frequencies allowed for your class of license BN1B11 37NWhich US amateur license has no Morse code requirements? Amateur Extra Advanced General Technician DN1C01 38NWhat are the frequency limits of the 80-meter Novice band? 3500 - 4000 kHz 3675 - 3725 kHz 7100 - 7150 kHz 7000 - 7300 kHz BN1C02 38NWhat are the frequency limits of the 40-meter Novice band (ITU Region 2)? 3500 - 4000 kHz 3700 - 3750 kHz 7100 - 7150 kHz 7000 - 7300 kHz CN1C03 38NWhat are the frequency limits of the 15-meter Novice band? 21.100 - 21.200 MHz 21.000 - 21.450 MHz 28.000 - 29.700 MHz 28.100 - 28.200 MHz AN1C04 39NWhat are the frequency limits of the 10-meter Novice band? 28.000 - 28.500 MHz 28.100 - 29.500 MHz 28.100 - 28.500 MHz 29.100 - 29.500 MHz CN1C05 39NWhat are the frequency limits of the 1.25-meter Novice band (ITU Region 2)? 225.0 - 230.5 MHz 222.1 - 223.91 MHz 224.1 - 225.1 MHz 222 - 225 MHz BN1C06 39NWhat are the frequency limits of the 23-centimeter Novice band? 1260 - 1270 MHz 1240 - 1300 MHz 1270 - 1295 MHz 1240 - 1246 MHz CN1C07 40NIf you are operating on 3700 kHz, in what amateur band are you operating? 80 meters 40 meters 15 meters 10 meters AN1C08 40NIf you are operating on 7125 kHz, in what amateur band are you operating? 80 meters 40 meters 15 meters 10 meters BN1C09 40NIf you are operating on 21.150 MHz, in what amateur band are you operating? 80 meters 40 meters 15 meters 10 meters CN1C10 41NIf you are operating on 28.150 MHz, in what amateur band are you operating? 80 meters 40 meters 15 meters 10 meters DN1C11 41NIf you are operating on 223 MHz, in what amateur band are you operating? 15 meters 10 meters 2 meters 1.25 meters DN1D01 41NWho can become an amateur licensee in the US? Anyone except a representative of a foreign government Only a citizen of the United States Anyone except an employee of the US government Anyone AN1D02 41NWhat age must you be to hold an amateur license? 14 years or older 18 years or older 70 years or younger There are no age limits DN1D03 42NWhat minimum examinations must you pass for a Novice amateur license? A written exam, Element 1(A); and a 5 WPM code exam, Element 2(A) A 5 WPM code exam, Element 1(A); and a written exam, Element 3(A) A 5 WPM code exam, Element 1(A); and a written exam, Element 2 A written exam, Element 2; and a 5 WPM code exam, Element 4 CN1D04 42NWhy must an amateur operator have a current US Postal mailing address? So the FCC has a record of the location of each amateur station To follow the FCC rules and so the licensee can receive mail from the FCC So the FCC can send license-renewal notices So the FCC can publish a call-sign directory BN1D05 42NWhat must you do to replace your license if it is lost, mutilated or destroyed? Nothing; no replacement is needed Send a change of address to the FCC using a current FCC Form 610 Retake all examination elements for your license Request a new one from the FCC, explaining what happened to the original DN1D06 42NWhat must you do to notify the FCC if your mailing address changes? Fill out an FCC Form 610 using your new address, attach a copy of your license, and mail it to your local FCC Field Office Fill out an FCC Form 610 using your new address, attach a copy of your license, and mail it to the FCC office in Gettysburg, PA Call your local FCC Field Office and give them your new address over the phone Call the FCC office in Gettysburg, PA, and give them your new address over the phone BN1D07 43NWhich of the following call signs is a valid US amateur call? UA4HAK KBL7766 KA9OLS BY7HY CN1D08 43NWhat letters must be used for the first letter in US amateur call signs? K, N, U and W A, K, N and W A, B, C and D A, N, V and W BN1D09 43NWhat numbers are normally used in US amateur call signs? Any two-digit number, 10 through 99 Any two-digit number, 22 through 45 A single digit, 1 though 9 A single digit, 0 through 9 DN1D10 44NFor how many years is an amateur license normally issued? 2 5 10 15 CN1D11 44NHow soon before your license expires should you send the FCC a completed 610 for a renewal? 60 to 90 days within 21 days of the expiration date 6 to 9 months 6 months to a year AN1E01 44NWhat emission types are Novice control operators allowed to use in the 80-meter band? CW only Data only RTTY only Phone only AN1E02 44NWhat emission types are Novice control operators allowed to use in the 40-meter band? CW only Data only RTTY only Phone only AN1E03 45NWhat emission types are Novice control operators allowed to use in the 15-meter band? CW only Data only RTTY only Phone only AN1E04 45NWhat emission types are Novice control operators allowed to use from 3675 to 3725 kHz? Phone only Image only Data only CW only DN1E05 45NWhat emission types are Novice control operators allowed to use from 7100 to 7150 kHz in ITU Region 2? CW and data Phone Data only CW only DN1E06 45NWhat emission types are Novice control operators allowed to use on frequencies from 21.1 to 21.2 MHz? CW and data CW and phone Data only CW only DN1E07 45NWhat emission types are Novice control operators allowed to use on frequencies from 28.1 to 28.3 MHz? All authorized amateur emission privileges Data or phone CW, RTTY and data CW and phone CN1E08 45NWhat emission types are Novice control operators allowed to use on frequencies from 28.3 to 28.5 MHz? All authorized amateur emission privileges CW and data CW and single-sideband phone Data and phone CN1E09 46NWhat emission types are Novice control operators allowed to use on the amateur 1.25-meter band in ITU Region 2? CW and phone CW and data Data and phone All amateur emission privileges authorized for use on the band DN1E10 46NWhat emission types are Novice control operators allowed to use on the amateur 23-centimeter band? Data and phone CW and data CW and phone All amateur emission privileges authorized for use on the band DN1E11 46NOn what HF frequencies may Novice control operators use single-sideband (SSB) phone? 3700 - 3750 kHz 7100 - 7150 kHz 21100 - 21200 kHz 28300 - 28500 kHz DN1E12 46NOn what frequencies in ITU Region 2 may Novice control operators use FM phone? 28.3 - 28.5 MHz 144.0 - 148.0 MHz 222.1 - 223.91 MHz 1240 - 1270 MHz CN1E13 46NOn what frequencies in the 10-meter band may Novice control operators use RTTY? 28.0 - 28.3 MHz 28.1 - 28.3 MHz 28.0 - 29.3 MHz 29.1 - 29.3 MHz BN1E14 47NOn what frequencies in the 10-meter band may Novice control operators use data emissions? 28.0 - 28.3 MHz 28.1 - 28.3 MHz 28.0 - 29.3 MHz 29.1 - 29.3 MHz BN1F01 47NWhat amount of transmitter power must amateur stations use at all times? 25 watts PEP output 250 watts PEP output 1500 watts PEP output The minimum legal power necessary to communicate DN1F02 47NWhat is the most transmitter power an amateur station may use on 3700 kHz? 5 watts PEP output 25 watts PEP output 200 watts PEP output 1500 watts PEP output CN1F03 47NWhat is the most transmitter power an amateur station may use on 7125 kHz? 5 watts PEP output 25 watts PEP output 200 watts PEP output 1500 watts PEP output CN1F04 48NWhat is the most transmitter power an amateur station may use on 21.125 MHz? 5 watts PEP output 25 watts PEP output 200 watts PEP output 1500 watts PEP output CN1F05 48NWhat is the most transmitter power a Novice station may use on 28.125 MHz? 5 watts PEP output 25 watts PEP output 200 watts PEP output 1500 watts PEP output CN1F06 48NWhat is the most transmitter power a Novice station may use on the 10-meter band? 5 watts PEP output 25 watts PEP output 200 watts PEP output 1500 watts PEP output CN1F07 48NWhat is the most transmitter power a Novice station may use on the 1.25-meter band? 5 watts PEP output 25 watts PEP output 200 watts PEP output 1500 watts PEP output BN1F08 48NWhat is the most transmitter power a Novice station may use on the 23-centimeter band? 5 watts PEP output 25 watts PEP output 200 watts PEP output 1500 watts PEP output AN1F09 49NOn which bands may a Novice station use up to 200 watts PEP output power? 80, 40, 15, and 10 meters 80, 40, 20, and 10 meters 1.25 meters 23 centimeters AN1F10 49NOn which bands must a Novice station use no more than 25 watts PEP output power? 80, 40, 15, and 10 meters 80, 40, 20, and 10 meters 1.25 meters 23 centimeters CN1F11 49NOn which bands must a Novice station use no more than 5 watts PEP output power? 80, 40, 15, and 10 meters 80, 40, 20, and 10 meters 1.25 meters 23 centimeters DN1G01 49NIf you allow another amateur to be responsible for the transmissions from your station, what is the other operator called? An auxiliary operator The operations coordinator A third-party operator A control operator DN1G02 49NWho is responsible for the proper operation of an amateur station? Only the control operator Only the station licensee Both the control operator and the station licensee The person who owns the station equipment CN1G03 50NIf you transmit from another amateur's station, who is responsible for its proper operation? Both of you The other amateur (the station licensee) You, the control operator The station licensee, unless the station records show that you were the control operator at the time AN1G04 50NWhat is your responsibility as a station licensee? You must allow another amateur to operate your station upon request You must be present whenever the station is operated You must notify the FCC if another amateur acts as the control operator You are responsible for the proper operation of the station in accordance with the FCC rules DN1G05 50NWho may be the control operator of an amateur station? Any person over 21 years of age Any person over 21 years of age with a General class license or higher Any licensed amateur chosen by the station licensee Any licensed amateur with a Technician class license or higher CN1G06 50NIf another amateur transmits from your station, which of these is NOT true? You must first give permission for the other amateur to use your station You must keep the call sign of the other amateur, together with the time and date of transmissions, in your station records The FCC will think that you are the station's control operator unless your station records show that you were not Both of you are equally responsible for the proper operation of the station BN1G07 51NIf you let another amateur with a higher class license than yours control your station, what operating privileges are allowed? Any privileges allowed by the higher license Only the privileges allowed by your license All the emission privileges of the higher license, but only the frequency privileges of your license All the frequency privileges of the higher license, but only the emission privileges of your license AN1G08 51NIf you are the control operator at the station of another amateur who has a higher class license than yours, what operating privileges are you allowed? Any privileges allowed by the higher license Only the privileges allowed by your license All the emission privileges of the higher license, but only the frequency privileges of your license All the frequency privileges of the higher license, but only the emission privileges of your license BN1G09 51NWhen must an amateur station have a control operator? Only when training another amateur Whenever the station receiver is operated Whenever the station is transmitting A control operator is not needed CN1G10 51NWhen a Novice station is transmitting, where must its control operator be? At the station's control point Anywhere in the same building as the transmitter At the station's entrance, to control entry to the room Anywhere within 50 km of the station location AN1G11 52NWhy can't unlicensed persons in your family transmit using your amateur station if they are alone with your equipment? They must not use your equipment without your permission They must be licensed before they are allowed to be control operators They must first know how to use the right abbreviations and Q signals They must first know the right frequencies and emissions for transmitting BN1H01 52NWhen may you operate your amateur station somewhere in the US besides the location listed on your license? Only during times of emergency Only after giving proper notice to the FCC During an emergency or an FCC-approved emergency practice Whenever you want to DN1H02 52NWith which non-amateur stations is a US amateur station allowed to communicate? No non-amateur stations All non-amateur stations Only those authorized by the FCC Only those who use international Morse code CN1H03 52NWhen are communications for business allowed in the amateur service? Only if they are for the safety of human life or immediate protection of property There are no rules against business communications No business communications are ever allowed Business communications are allowed between the hours of 9 AM to 5 PM, weekdays AN1H04 53NWhich of the following CANNOT be discussed on an amateur club net? Business planning Recreation planning Code practice planning Emergency planning AN1H05 53NIf you wanted to join a radio club, would you be allowed to send a message to them via amateur radio requesting an application? Yes, if the club is a not-for-profit organization No. This would facilitate the commercial affairs of the club Yes, but only during normal business hours, between 9 AM and 5 PM, weekdays Yes, since there are no rules against business communications in the amateur service BN1H06 53NHow often must an amateur station be identified? At the beginning of a contact and at least every ten minutes after that At least once during each transmission At least every ten minutes during and at the end of a contact At the beginning and end of each transmission CN1H07 53NWhat do you transmit to identify your amateur station? Your "handle" Your call sign Your first name and your location Your full name BN1H08 53NWhat identification, if any, is required when two amateur stations begin communications? No identification is required One of the stations must give both stations' call signs Each station must transmit its own call sign Both stations must transmit both call signs AN1H09 54NWhat identification, if any, is required when two amateur stations end communications? No identification is required One of the stations must transmit both stations' call signs Each station must transmit its own call sign Both stations must transmit both call signs CN1H10 54NBesides normal identification, what else must a US station do when sending third-party communications internationally? The US station must transmit its own call sign at the beginning of each communication, and at least every ten minutes after that The US station must transmit both call signs at the end of each communication The US station must transmit its own call sign at the beginning of each communication, and at least every five minutes after that Each station must transmit its own call sign at the end of each communication, and at least every five minutes after that BN1H11 54NWhat is the longest period of time an amateur station can operate without transmitting its call sign? 5 minutes 10 minutes 15 minutes 20 minutes BN1I01 54NWhat is the definition of third-party communications? A message sent between two amateur stations for someone else Public service communications for a political party Any messages sent by amateur stations A three-minute transmission to another amateur AN1I02 54NWhen are you allowed to communicate with an amateur in a foreign country? Only when the foreign amateur uses English Only when you have permission from the FCC Only when a third-party agreement exists between the US and the foreign country At any time, unless it is not allowed by either government DN1I03 55NWhat is an amateur space station? An amateur station operated on an unused frequency An amateur station awaiting its new call letters from the FCC An amateur station located more than 50 kilometers above the Earth's surface An amateur station that communicates with Space Shuttles CN1I04 55NWho may be the licensee of an amateur space station? An amateur holding an Amateur Extra class operator license Any licensed amateur operator Anyone designated by the commander of the spacecraft No one unless specifically authorized by the government BN1I05 55NWhen may someone be paid to transmit messages from an amateur station? Only if he or she works for a public service agency such as the Red Cross Under no circumstances Only if he or she reports all such payments to the IRS Only if he or she works for a club station and special requirements are met DN1I06 55NWhen is an amateur allowed to broadcast information to the general public? Never Only when the operator is being paid Only when broadcasts last less than 1 hour Only when broadcasts last longer than 15 minutes AN1I07 56NWhen is an amateur station permitted to transmit music? Never Only if the music played produces no spurious emissions Only if it is used to jam an illegal transmission Only if it is above 1280 MHz AN1I08 56NWhen is the use of codes or ciphers allowed to hide the meaning of an amateur message? Only during contests Only during nationally declared emergencies Never, except when special requirements are met Only on frequencies above 1280 MHz CN1I09 56NWhat is a "third-party" in amateur communications? An amateur station that breaks in to talk A person who is sent a message by amateur communications other than a control operator who handles the message A shortwave listener who monitors amateur communications An unlicensed control operator BN1I10 56NIf you are allowing a non-amateur friend to use your station to talk to someone in the US, and a foreign station breaks in to talk to your friend, what should you do? Have your friend wait until you find out if the US has a third-party agreement with the foreign station's government Stop all discussions and quickly sign off Since you can talk to any foreign amateurs, your friend may keep talking as long as you are the control operator Report the incident to the foreign amateur's government AN1I11 56NWhen are you allowed to transmit a message to a station in a foreign country for a third party? Anytime Never Anytime, unless there is a third-party agreement between the US and the foreign government If there is a third-party agreement with the US government, or if the third party could be the control operator DN1J01 57NWhat is a transmission called that disturbs other communications? Interrupted CW Harmful interference Transponder signals Unidentified transmissions BN1J02 57NWhy is transmitting on a police frequency as a "joke" called harmful interference that deserves a large penalty? It annoys everyone who listens It blocks police calls which might be an emergency and interrupts police communications It is in bad taste to communicate with non-amateurs, even as a joke It is poor amateur practice to transmit outside the amateur bands BN1J03 58NWhen may you deliberately interfere with another station's communications? Only if the station is operating illegally Only if the station begins transmitting on a frequency you are using Never You may expect, and cause, deliberate interference because it can't be helped during crowded band conditions CN1J04 58NWhen may false or deceptive amateur signals or communications be transmitted? Never When operating a beacon transmitter in a "fox hunt" exercise When playing a harmless "practical joke" When you need to hide the meaning of a message for secrecy AN1J05 58NIf an amateur pretends there is an emergency and transmits the word "MAYDAY," what is this called? A traditional greeting in May An emergency test transmission False or deceptive signals Nothing special; "MAYDAY" has no meaning in an emergency CN1J06 58NWhen may an amateur transmit unidentified communications? Only for brief tests not meant as messages Only if it does not interfere with others Never, except to control a model craft Only for two-way or third-party communications CN1J07 58NWhat is an amateur communication called that does not have the required station identification? Unidentified communications or signals Reluctance modulation Test emission Tactical communication AN1J08 59NIf you hear a voice distress signal on a frequency outside of your license privileges, what are you allowed to do to help the station in distress? You are NOT allowed to help because the frequency of the signal is outside your privileges You are allowed to help only if you keep your signals within the nearest frequency band of your privileges You are allowed to help on a frequency outside your privileges only if you use international Morse code You are allowed to help on a frequency outside your privileges in any way possible DN1J09 59NIf you answer someone on the air without giving your call sign, what type of communication have you just conducted? Test transmission Tactical signal Packet communication Unidentified communication DN1J10 59NWhen may you use your amateur station to transmit an "SOS" or "MAYDAY"? Never Only at specific times (at 15 and 30 minutes after the hour) In a life or property threatening emergency When the National Weather Service has announced a severe weather watch CN1J11 59NWhen may you send a distress signal on any frequency? Never In a life or property threatening emergency Only at specific times (at 15 and 30 minutes after the hour) When the National Weather Service has announced a severe weather watch BN2A01 60NWhat should you do before you transmit on any frequency? Listen to make sure others are not using the frequency Listen to make sure that someone will be able to hear you Check your antenna for resonance at the selected frequency Make sure the SWR on your antenna feed line is high enough AN2A02 60NIf you make contact with another station and your signal is extremely strong and perfectly readable, what adjustment might you make to your transmitter? Turn on your speech processor Reduce you SWR Continue with your contact, making no changes Turn down your power output to the minimum necessary DN2A03 60NWhat is one way to shorten transmitter tune-up time on the air to cut down on interference? Use a random wire antenna Tune up on 40 meters first, then switch to the desired band Tune the transmitter into a dummy load Use twin lead instead of coaxial-cable feed lines CN2A04 60NIf you are in contact with another station and you hear an emergency call for help on your frequency, what should you do? Tell the calling station that the frequency is in use Direct the calling station to the nearest emergency net frequency Call your local Civil Preparedness Office and inform them of the emergency Stop your QSO immediately and take the emergency call DN2A05 61NWhat is the correct way to call CQ when using Morse code? Send the letters "CQ" three times, followed by "DE," followed by your call sign sent once Send the letters "CQ" three times, followed by "DE," followed by your call sign sent three times Send the letters "CQ" ten times, followed by "DE," followed by your call sign sent once Send the letters "CQ" over and over BN2A06 61NHow should you answer a Morse code CQ call? Send your call sign four times Send the other station's call sign twice, followed by "DE," followed by your call sign twice Send the other station's call sign once, followed by "DE," followed by your call sign four times Send your call sign followed by your name, station location and a signal report BN2A07 61NAt what speed should a Morse code CQ call be transmitted? Only speeds below five WPM The highest speed your keyer will operate Any speed at which you can reliably receive The highest speed at which you can control the keyer CN2A08 61NWhat is the meaning of the procedural signal "CQ"? "Call on the quarter hour" "New antenna is being tested" (no station should answer) "Only the called station should transmit" "Calling any station" DN2A09 61NWhat is the meaning of the procedural signal "DE"? "From" or "this is," as in "W9NGT DE N9BTT" "Directional Emissions" from your antenna "Received all correctly" "Calling any station" AN2A10 62NWhat is the meaning of the procedural signal "K"? "Any station transmit" "All received correctly" "End of message" "Called station only transmit" AN2A11 62NWhat is meant by the term "DX"? Best regards Distant station Calling any station Go ahead BN2A12 62NWhat is the meaning of the term "73"? Long distance Best regards Love and kisses Go ahead BN2A13 62NWhat are RST signal reports? A short way to describe ionospheric conditions A short way to describe transmitter power A short way to describe signal reception A short way to describe sunspot activity CN2A14 62NWhat does RST mean in a signal report? Recovery, signal strength, tempo Recovery, signal speed, tone Readability, signal speed, tempo Readability, signal strength, tone DN2A15 63NWhat is one meaning of the Q signal "QRS"? Interference from static Send more slowly Send RST report Radio station location is BN2A16 63NWhat is one meaning of the Q signal "QTH"? Time here is My name is Stop sending My location is DN2A17 63NWhat is a QSL card? A letter or postcard from an amateur pen pal A Notice of Violation from the FCC A written proof of communication between two amateurs A postcard reminding you when your license will expire CN2A18 63NWhat is the correct way to call CQ when using voice? Say "CQ" once, followed by "this is," followed by your call sign spoken three times Say "CQ" at least five times, followed by "this is," followed by your call sign spoken once Say "CQ" three times, followed by "this is," followed by your call sign spoken three times Say "CQ" at least ten times, followed by "this is," followed by your call sign spoken once CN2A19 64NHow should you answer a voice CQ call? Say the other station's call sign at least ten times, followed by "this is," then your call sign at least twice Say the other station's call sign at least five times phonetically, followed by "this is," then your call sign at least once Say the other station's call sign at least three times, followed by "this is," then your call sign at least five times phonetically Say the other station's call sign once, followed by "this is," then your call sign given phonetically DN2A20 64NTo make your call sign better understood when using voice transmissions, what should you do? Use Standard International Phonetics for each letter of your call Use any words which start with the same letters as your call sign for each letter of your call Talk louder Turn up your microphone gain AN2B01 64NWhat is the correct way to call CQ when using RTTY? Send the letters "CQ" three times, followed by "DE," followed by your call sign sent once Send the letters "CQ" three to six times, followed by "DE," followed by your call sign sent three times Send the letters "CQ" ten times, followed by the procedural signal "DE," followed by your call sent one time Send the letters "CQ" over and over BN2B02 65NWhat speed should you use when answering a CQ call using RTTY? Half the speed of the received signal The same speed as the received signal Twice the speed of the received signal Any speed, since RTTY systems adjust to any signal speed BN2B03 65NWhat does "connected" mean in a packet-radio link? A telephone link is working between two stations A message has reached an amateur station for local delivery A transmitting station is sending data to only one receiving station; it replies that the data is being received correctly A transmitting and receiving station are using a digipeater, so no other contacts can take place until they are finished CN2B04 65NWhat does "monitoring" mean on a packet-radio frequency? The FCC is copying all messages A member of the Amateur Auxiliary to the FCC's Field Operations Bureau is copying all messages A receiving station is displaying all messages sent to it, and replying that the messages are being received correctly A receiving station is displaying messages that may not be sent to it, and is not replying to any message DN2B05 65NWhat is a digipeater? A packet-radio station that retransmits only data that is marked to be retransmitted A packet-radio station that retransmits any data that it receives A repeater that changes audio signals to digital data A repeater built using only digital electronics parts AN2B06 65NWhat does "network" mean in packet radio? A way of connecting terminal-node controllers by telephone so data can be sent over long distances A way of connecting packet-radio stations so data can be sent over long distances The wiring connections on a terminal-node controller board The programming in a terminal-node controller that rejects other callers if a station is already connected BN2B07 66NWhat is simplex operation? Transmitting and receiving on the same frequency Transmitting and receiving over a wide area Transmitting on one frequency and receiving on another Transmitting one-way communications AN2B08 66NWhen should you use simplex operation instead of a repeater? When the most reliable communications are needed When a contact is possible without using a repeater When an emergency telephone call is needed When you are traveling and need some local information BN2B09 66NWhat is a good way to make contact on a repeater? Say the call sign of the station you want to contact three times Say the other operator's name, then your call sign three times Say the call sign of the station you want to contact, then your call sign Say, "Breaker, breaker," then your call sign CN2B10 66NWhen using a repeater to communicate, what do you need to know about the repeater besides its output frequency? Its input frequency Its call sign Its power level Whether or not it has a phone patch AN2B11 66NWhat is the main purpose of a repeater? To make local information available 24 hours a day To link amateur stations with the telephone system To retransmit NOAA weather information during severe storm warnings To increase the range of portable and mobile stations DN2B12 67NWhat does it mean to say that a repeater has an input and an output frequency? The repeater receives on one frequency and transmits on another The repeater offers a choice of operating frequency, in case one is busy One frequency is used to control the repeater and another is used to retransmit received signals The repeater must receive an access code on one frequency before retransmitting received signals AN2B13 67NWhat is an autopatch? Something that automatically selects the strongest signal to be repeated A device which connects a mobile station to the next repeater if it moves out of range of the first A device that allows repeater users to make telephone calls from their stations A device which locks other stations out of a repeater when there is an important conversation in progress CN2B14 67NWhat is the purpose of a repeater time-out timer? It lets a repeater have a rest period after heavy use It logs repeater transmit time to predict when a repeater will fail It tells how long someone has been using a repeater It limits the amount of time someone can transmit on a repeater DN2B15 68NWhat is a CTCSS (or PL) tone? A special signal used for telecommand control of model craft A sub-audible tone added to a carrier which may cause a receiver to accept a signal A tone used by repeaters to mark the end of a transmission A special signal used for telemetry between amateur space stations and Earth stations BN3A01 68NWhen a signal travels in a straight line from one antenna to another, what is this called? Line-of-sight propagation Straight-line propagation Knife-edge diffraction Tunnel propagation AN3A02 69NWhat type of propagation usually occurs from one hand held VHF transceiver to another nearby? Tunnel propagation Sky-wave propagation Line-of-sight propagation Auroral propagation CN3A03 69NHow do VHF and UHF radio waves usually travel from a transmitting antenna to a receiving antenna? They bend through the ionosphere They go in a straight line They wander in any direction They move in a circle going either east or west from the transmitter BN3A04 69NWhat can happen to VHF or UHF signals going towards a metal-framed building? They will go around the building They can be bent by the ionosphere They can be easily reflected by the building They are sometimes scattered in the ectosphere CN3A05 69NWhen a signal travels along the surface of the Earth, what is this called? Sky-wave propagation Knife-edge diffraction E-region propagation Ground-wave propagation DN3A06 69NHow does the range of sky-wave propagation compare to ground-wave propagation? It is much shorter It is much longer It is about the same It depends on the weather BN3A07 70NWhen a signal is returned to earth by the ionosphere, what is this called? Sky-wave propagation Earth-moon-earth propagation Ground-wave propagation Tropospheric propagation AN3A08 70NWhat is the usual cause of sky-wave propagation? Signals are reflected by a mountain Signals are reflected by the moon Signals are bent back to earth by the ionosphere Signals are repeated by a repeater CN3A09 70NWhat is a skip zone? An area covered by ground-wave propagation An area covered by sky-wave propagation An area which is too far away for ground-wave propagation, but too close for sky-wave propagation An area which is too far away for ground-wave or sky-wave propagation CN3A10 71NWhat are the regions of ionized gases high above the earth called? The ionosphere The troposphere The gas region The ion zone AN3A11 71NHow do sunspots change the ionization of the atmosphere? The more sunspots there are, the greater the ionization The more sunspots there are, the less the ionization Unless there are sunspots, the ionization is zero They have no effect AN3A12 71NHow long is an average sunspot cycle? 2 years 5 years 11 years 17 years CN4A01 71NHow could you best keep unauthorized persons from using your amateur station at home? Use a carrier-operated relay in the main power line Use a key-operated on/off switch in the main power line Put a "Danger - High Voltage" sign in the station Put fuses in the main power line BN4A02 72NHow could you best keep unauthorized persons from using a mobile amateur station in your car? Disconnect the microphone when you are not using it Put a "do not touch" sign on the radio Turn the radio off when you are not using it Tune the radio to an unused frequency when you are done using it AN4A03 72NWhy would you use a key-operated on/off switch in the main power line of your station? To keep unauthorized persons from using your station For safety, in case the main fuses fail To keep the power company from turning off your electricity during an emergency For safety, to turn off the station in the event of an emergency AN4A04 72NWhy should you ground all antenna and rotator cables when your amateur station is not in use? To lock the antenna system in one position To avoid radio frequency interference To save electricity To protect the station and building from lightning damage DN4A05 72NHow can an antenna system best be protected from lightning damage? Install a balun at the antenna feed point Install an RF choke in the antenna feed line Ground all antennas when they are not in use Install a fuse in the antenna feed line CN4A06 72NHow can amateur station equipment best be protected from lightning damage? Use heavy insulation on the wiring Never turn off the equipment Disconnect the ground system from all radios Disconnect all equipment from the power lines and antenna cables DN4A07 73NFor best protection from electrical shock, what should be grounded in an amateur station? The power supply primary All station equipment The antenna feed line The AC power mains BN4A08 73NWhat is usually a good indoor grounding point for an amateur station? A metallic cold water pipe A plastic cold water pipe A window screen A metallic natural gas pipe AN4A09 73NWhere should you connect the chassis of each piece of your station equipment to best protect against electrical shock? To insulated shock mounts To the antenna To a good ground connection To a circuit breaker CN4A10 73NWhich of these materials is best for a ground rod driven into the earth? Hard plastic Copper or copper-clad steel Iron or steel Fiberglass BN4A11 73NIf you ground your station equipment to a ground rod driven into the earth, what is the shortest length the rod should be? 4 feet 6 feet 8 feet 10 feet CN4B01 74NWhat should you do for safety when operating at 1270 MHz? Make sure that an RF leakage filter is installed at the antenna feed point Keep antenna away from your eyes when RF is applied Make sure the standing wave ratio is low before you conduct a test Never use a shielded horizontally polarized antenna BN4B02 74NWhat should you do for safety if you put up a UHF transmitting antenna? Make sure the antenna will be in a place where no one can get near it when you are transmitting Make sure that RF field screens are in place Make sure the antenna is near the ground to keep its RF energy pointing in the correct direction Make sure you connect an RF leakage filter at the antenna feed point AN4B03 74NWhat should you do for safety before removing the shielding on a UHF power amplifier? Make sure all RF screens are in place at the antenna feed line Make sure the antenna feed line is properly grounded Make sure the amplifier cannot accidentally be turned on Make sure that RF leakage filters are connected CN4B04 74NWhy should you use only good quality coaxial cable and connectors for a UHF antenna system? To keep RF loss low To keep television interference high To keep the power going to your antenna system from getting too high To keep the standing wave ratio of your antenna system high AN4B05 75NWhy should you make sure the antenna of a hand held transceiver is not close to your head when transmitting? To help the antenna radiate energy equally in all directions To reduce your exposure to the radio-frequency energy To use your body to reflect the signal in one direction To keep static charges from building up BN4B06 75NMicrowave oven radiation is similar to what type of amateur station RF radiation? Signals in the 3.5 MHz range Signals in the 21 MHz range Signals in the 50 MHz range Signals in the 1270 MHz range DN4B07 75NWhy would there be a switch in a high-voltage power supply to turn off the power if its cabinet is opened? To keep dangerous RF radiation from leaking out through an open cabinet To keep dangerous RF radiation from coming in through an open cabinet To turn the power supply off when it is not being used To keep anyone opening the cabinet from getting shocked by dangerous high voltages DN4B08 75NWhat kind of safety equipment should you wear if you are working on an antenna tower? A grounding chain A reflective vest of approved color A flashing red, yellow or white light A carefully inspected safety belt, hard hat and safety glasses DN4B09 76NWhy should you wear a safety belt if you are working on an antenna tower? To safely hold your tools so they don't fall and injure someone on the ground To keep the tower from becoming unbalanced while you are working To safely bring any tools you might use up and down the tower To prevent you from accidentally falling DN4B10 76NFor safety, how high should you place a horizontal wire antenna? High enough so that no one can touch any part of it from the ground As close to the ground as possible Just high enough so you can easily reach it for adjustments or repairs Above high-voltage electrical lines AN4B11 76NWhy should you wear a hard hat if you are on the ground helping someone work on an antenna tower? So you won't be hurt if the tower should accidentally fall To keep RF energy away from your head during antenna testing To protect your head from something dropped from the tower So someone passing by will know that work is being done on the tower and will stay away CN4C01 76NWhat instrument is used to measure standing wave ratio? An ohmmeter An ammeter An SWR meter A current bridge CN4C02 76NWhat instrument is used to measure the relative impedance match between an antenna and its feed line? An ammeter An ohmmeter A voltmeter An SWR meter DN4C03 77NWhere would you connect an SWR meter to measure standing wave ratio? Between the feed line and the antenna Between the transmitter and the power supply Between the transmitter and the receiver Between the transmitter and the ground AN4C04 77NWhat does an SWR reading of 1:1 mean? An antenna for another frequency band is probably connected The best impedance match has been attained No power is going to the antenna The SWR meter is broken BN4C05 77NWhat does an SWR reading of less than 1.5:1 mean? An impedance match which is too low An impedance mismatch; something may be wrong with the antenna system A fairly good impedance match An antenna gain of 1.5 CN4C06 77NWhat does an SWR reading of 4:1 mean? An impedance match which is too low An impedance match which is good, but not the best An antenna gain of 4 An impedance mismatch; something may be wrong with the antenna system DN4C07 77NWhat kind of SWR reading may mean poor electrical contact between parts of an antenna system? A jumpy reading A very low reading No reading at all A negative reading AN4C08 78NWhat does a very high SWR reading mean? The antenna is the wrong length, or there may be an open or shorted connection somewhere in the feed line The signals coming from the antenna are unusually strong, which means very good radio conditions The transmitter is putting out more power than normal, showing that it is about to go bad There is a large amount of solar radiation, which means very poor radio conditions AN4C09 78NIf an SWR reading at the low frequency end of an amateur band is 2.5:1, and is 5:1 at the high frequency end of the same band, what does this tell you about your 1/2-wavelength dipole antenna? The antenna is broadbanded The antenna is too long for operation on the band The antenna is too short for operation on the band The antenna is just right for operation on the band BN4C10 78NIf an SWR reading at the low frequency end of an amateur band is 5:1, and 2.5:1 at the high frequency end of the same band, what does this tell you about your 1/2-wavelength dipole antenna? The antenna is broadbanded The antenna is too long for operation on the band The antenna is too short for operation on the band The antenna is just right for operation on the band CN4C11 78NIf you use a 3-30 MHz RF-power meter at UHF frequencies, how accurate will its readings be? They may not be accurate at all They will be accurate enough to get by They will be accurate but the readings must be divided by two They will be accurate but the readings must be multiplied by two AN4D01 79NWhat is meant by receiver overload? Too much voltage from the power supply Too much current from the power supply Interference caused by strong signals from a nearby transmitter Interference caused by turning the volume up too high CN4D02 79NWhat is one way to tell if radio-frequency interference to a receiver is caused by front-end overload? If connecting a low-pass filter to the transmitter greatly cuts down the interference If the interference is about the same no matter what frequency is used for the transmitter If connecting a low-pass filter to the receiver greatly cuts down the interference If grounding the receiver makes the problem worse BN4D03 79NIf your neighbor reports television interference whenever you are transmitting from your amateur station, no matter what frequency band you use, what is probably the cause of the interference? Too little transmitter harmonic suppression Receiver VR tube discharge Receiver overload Incorrect antenna length CN4D04 79NIf your neighbor reports television interference on one or two channels only when you are transmitting on the 15-meter band, what is probably the cause of the interference? Too much low-pass filtering on the transmitter De-ionization of the ionosphere near your neighbor's TV antenna TV receiver front-end overload Harmonic radiation from your transmitter DN4D05 80NWhat type of filter should be connected to a TV receiver as the first step in trying to prevent RF overload from an amateur HF station transmission? Low-pass High-pass Band pass Notch BN4D06 80NWhat type of filter might be connected to an amateur HF transmitter to cut down on harmonic radiation? A key-click filter A low-pass filter A high-pass filter A CW filter BN4D07 80NWhat is meant by harmonic radiation? Unwanted signals at frequencies which are multiples of the fundamental (chosen) frequency Unwanted signals that are combined with a 60-Hz hum Unwanted signals caused by sympathetic vibrations from a nearby transmitter Signals which cause skip propagation to occur AN4D08 80NWhy is harmonic radiation from an amateur station not wanted? It may cause interference to other stations and may result in out-of-band signals It uses large amounts of electric power It may cause sympathetic vibrations in nearby transmitters It may cause auroras in the air AN4D09 81NWhat type of interference may come from a multi-band antenna connected to a poorly tuned transmitter? Harmonic radiation Auroral distortion Parasitic excitation Intermodulation AN4D10 81NWhat is the main purpose of shielding in a transmitter? It gives the low-pass filter a solid support It helps the sound quality of transmitters It prevents unwanted RF radiation It helps keep electronic parts warmer and more stable CN4D11 81NIf you are told that your amateur station is causing television interference, what should you do? First make sure that your station is operating properly, and that it does not cause interference to your own television Immediately turn off your transmitter and contact the nearest FCC office for assistance Connect a high-pass filter to the transmitter output and a low-pass filter to the antenna-input terminals of the television Continue operating normally, because you have no reason to worry about the interference AN5A01 82NIf a dial marked in kilohertz shows a reading of 7125 kHz, what would it show if it were marked in megahertz? 0.007125 MHz 7.125 MHz 71.25 MHz 7,125,000 MHz BN5A02 82NIf a dial marked in megahertz shows a reading of 3.525 MHz, what would it show if it were marked in kilohertz? 0.003525 kHz 35.25 kHz 3525 kHz 3,525,000 kHz CN5A03 82NIf a dial marked in kilohertz shows a reading of 3725 kHz, what would it show if it were marked in hertz? 3,725 Hz 37.25 Hz 3,725 Hz 3,725,000 Hz DN5A04 82NHow long is an antenna that is 400 centimeters long? 0.0004 meters 4 meters 40 meters 40,000 meters BN5A05 82NIf an ammeter marked in amperes is used to measure a 3000-milliampere current, what reading would it show? 0.003 amperes 0.3 amperes 3 amperes 3,000,000 amperes CN5A06 83NIf a voltmeter marked in volts is used to measure a 3500-millivolt potential, what reading would it show? 0.35 volts 3.5 volts 35 volts 350 volts BN5A07 83NHow many farads is 500,000 microfarads? 0.0005 farads 0.5 farads 500 farads 500,000,000 farads BN5A08 83NHow many microfarads is 1,000,000 picofarads? 0.001 microfarads 1 microfarad 1,000 microfarads 1,000,000,000 microfarads BN5A09 83NHow many hertz are in a kilohertz? 10 100 1000 1000000 CN5A10 83NHow many kilohertz are in a megahertz? 10 100 1000 1000000 CN5A11 84NIf you have a hand held transceiver which puts out 500 milliwatts, how many watts would this be? 0.02 0.5 5 50 BN5B01 84NWhat is the flow of electrons in an electric circuit called? Voltage Resistance Capacitance Current DN5B02 84NWhat is the basic unit of electric current? The volt The watt The ampere The ohm CN5B03 84NWhat is the pressure that forces electrons to flow through a circuit? Magnetomotive force, or inductance Electromotive force, or voltage Farad force, or capacitance Thermal force, or heat BN5B04 84NWhat is the basic unit of voltage? The volt The watt The ampere The ohm AN5B05 84NHow much voltage does an automobile battery usually supply? About 12 volts About 30 volts About 120 volts About 240 volts AN5B06 85NHow much voltage does a wall outlet usually supply (in the US)? About 12 volts About 30 volts About 120 volts About 480 volts CN5B07 85NWhat are three good electrical conductors? Copper, gold, mica Gold, silver, wood Gold, silver, aluminum Copper, aluminum, paper CN5B08 85NWhat are four good electrical insulators? Glass, air, plastic, porcelain Glass, wood, copper, porcelain Paper, glass, air, aluminum Plastic, rubber, wood, carbon AN5B09 85NWhat does an electrical insulator do? It lets electricity flow through it in one direction It does not let electricity flow through it It lets electricity flow through it when light shines on it It lets electricity flow through it BN5B10 85NWhat limits the amount of current that flows through a circuit if the voltage stays the same? Reliance Reactance Saturation Resistance DN5B11 85NWhat is the basic unit of resistance? The volt The watt The ampere The ohm DN5C01 86NWhat formula shows how voltage, current and resistance relate to each other in an electric circuit? Ohm's Law Kirchhoff's Law Ampere's Law Tesla's Law AN5C02 86NIf a current of 2 amperes flows through a 50-ohm resistor, what is the voltage across the resistor? 25 volts 52 volts 100 volts 200 volts CN5C03 87NIf a 100-ohm resistor is connected to 200 volts, what is the current through the resistor? 1/2 ampere 2 amperes 300 amperes 20000 amperes BN5C04 87NIf a current of 3 amperes flows through a resistor connected to 90 volts, what is the resistance? 30 ohms 93 ohms 270 ohms 1/30 ohm AN5C05 87NWhat is the word used to describe how fast electrical energy is used? Resistance Current Power Voltage CN5C06 87NIf you have light bulbs marked 60 watts, 75 watts and 100 watts, which one will use electrical energy the fastest? The 60 watt bulb The 75 watt bulb The 100 watt bulb They will all be the same CN5C07 87NWhat is the basic unit of electrical power? The ohm The watt The volt The ampere BN5C08 88NWhich electrical circuit can have no current? A closed circuit A short circuit An open circuit A complete circuit CN5C09 88NWhich electrical circuit uses too much current? An open circuit A dead circuit A closed circuit A short circuit DN5C10 88NWhat is the name of a current that flows only in one direction? An alternating current A direct current A normal current A smooth current BN5C11 88NWhat is the name of a current that flows back and forth, first in one direction, then in the opposite direction? An alternating current A direct current A rough current A reversing current AN5D01 89NWhat term means the number of times per second that an alternating current flows back and forth? Pulse rate Speed Wavelength Frequency DN5D02 89NWhat is the basic unit of frequency? The hertz The watt The ampere The ohm AN5D03 90NWhat frequency can humans hear? 0 - 20 Hz 20 - 20,000 Hz 200 - 200,000 Hz 10,000 - 30,000 Hz BN5D04 90NWhy do we call signals in the range 20 Hz to 20,000 Hz audio frequencies? Because the human ear cannot sense anything in this range Because the human ear can sense sounds in this range Because this range is too low for radio energy Because the human ear can sense radio waves in this range BN5D05 90NWhat is the lowest frequency of electrical energy that is usually known as a radio frequency? 20 Hz 2,000 Hz 20,000 Hz 1,000,000 Hz CN5D06 90NElectrical energy at a frequency of 7125 kHz is in what frequency range? Audio Radio Hyper Super-high BN5D07 90NIf a radio wave makes 3,725,000 cycles in one second, what does this mean? The radio wave's voltage is 3,725 kilovolts The radio wave's wavelength is 3,725 kilometers The radio wave's frequency is 3,725 kilohertz The radio wave's speed is 3,725 kilometers per second CN5D08 91NWhat is the name for the distance an AC signal travels during one complete cycle? Wave speed Waveform Wavelength Wave spread CN5D09 91NWhat happens to a signal's wavelength as its frequency increases? It gets shorter It gets longer It stays the same It disappears AN5D10 91NWhat happens to a signal's frequency as its wavelength gets longer? It goes down It goes up It stays the same It disappears AN5D11 91NWhat does 60 hertz (Hz) mean? 6000 cycles per second 60 cycles per second 6000 meters per second 60 meters per second BN6A01 92NWhat can a single-pole, double-throw switch do? It can switch one input to one output It can switch one input to either of two outputs It can switch two inputs at the same time, one input to either of two outputs, and the other input to either of two outputs It can switch two inputs at the same time, one input to one output, and the other input to another output BN6A02 92NWhat can a double-pole, single-throw switch do? It can switch one input to one output It can switch one input to either of two outputs It can switch two inputs at the same time, one input to either of two outputs, and the other input to either of two outputs It can switch two inputs at the same time, one input to one output, and the other input to the other output DN6A03 92NWhich component has a positive and a negative side? A battery A potentiometer A fuse A resistor AN6A04 92NWhich component has a value that can be changed? A single-cell battery A potentiometer A fuse A resistor BN6A05 92YIn Figure N6-1 which symbol represents a variable resistor or potentiometer? Symbol 1 Symbol 2 Symbol 3 Symbol 4 BN6A06 93YIn Figure N6-1 which symbol represents a fixed resistor? Symbol 1 Symbol 2 Symbol 3 Symbol 4 CN6A07 93YIn Figure N6-1 which symbol represents a fuse? Symbol 1 Symbol 2 Symbol 3 Symbol 4 AN6A08 93YIn Figure N6-1 which symbol represents a single-cell battery? Symbol 1 Symbol 2 Symbol 3 Symbol 4 DN6A09 93YIn Figure N6-2 which symbol represents a single-pole, single-throw switch? Symbol 1 Symbol 2 Symbol 3 Symbol 4 AN6A10 94YIn Figure N6-2 which symbol represents a single-pole, double-throw switch? Symbol 1 Symbol 2 Symbol 3 Symbol 4 DN6A11 94YIn Figure N6-2 which symbol represents a double-pole, single-throw switch? Symbol 1 Symbol 2 Symbol 3 Symbol 4 CN6A12 94YIn Figure N6-2 which symbol represents a double-pole, double-throw switch? Symbol 1 Symbol 2 Symbol 3 Symbol 4 BN6B01 94NWhich component can amplify a small signal using low voltages? A PNP transistor A variable resistor An electrolytic capacitor A multiple-cell battery AN6B02 94NWhich component conducts electricity from a negative emitter to a positive collector when its base voltage is made positive? A variable resistor An NPN transistor A triode vacuum tube A multiple-cell battery BN6B03 95NWhich component is used to radiate radio energy? An antenna An earth ground A chassis ground A potentiometer AN6B04 95YIn Figure N6-3 which symbol represents an earth ground? Symbol 1 Symbol 2 Symbol 3 Symbol 4 DN6B05 95YIn Figure N6-3 which symbol represents a chassis ground? Symbol 1 Symbol 2 Symbol 3 Symbol 4 AN6B06 95YIn Figure N6-3 which symbol represents an antenna? Symbol 1 Symbol 2 Symbol 3 Symbol 4 CN6B07 95YIn Figure N6-4 which symbol represents an NPN transistor? Symbol 1 Symbol 2 Symbol 3 Symbol 4 DN6B08 96YIn Figure N6-4 which symbol represents a PNP transistor? Symbol 1 Symbol 2 Symbol 3 Symbol 4 AN6B09 96YIn Figure N6-4 which symbol represents a triode vacuum tube? Symbol 1 Symbol 2 Symbol 3 Symbol 4 BN6B10 96NWhat is one reason a triode vacuum tube might be used instead of a transistor in a circuit? It handles higher power It uses lower voltages It uses less current It is much smaller AN6B11 96NWhich component can amplify a small signal but must use high voltages? A transistor An electrolytic capacitor A vacuum tube A multiple-cell battery CN7A01 97NWhat would you connect to your transceiver if you wanted to switch it between more than one type of antenna? A terminal-node switch An antenna switch A telegraph key switch A high-pass filter BN7A02 97NWhat device might allow use of an antenna on a band it was not designed for? An SWR meter A low-pass filter An antenna tuner A high-pass filter CN7A03 97NWhat connects your transceiver to your antenna? A dummy load A ground wire The power cord A feed line DN7A04 97NWhat might you connect between your transceiver and an antenna switch connected to several types of antennas? A high-pass filter An SWR meter A key click filter A mixer BN7A05 98NIf your SWR meter is connected to an antenna tuner on one side, what would you connect to the other side of it? A power supply An antenna An antenna switch A transceiver DN7A06 98NWhich of these should never be connected to the output of a transceiver? An antenna switch An SWR meter An antenna A receiver DN7A07 98NIf your mobile transceiver works in your car but not in your home, what should you check first? The power supply The speaker The microphone The SWR meter AN7A08 99NWhat does an antenna tuner do? It matches a transceiver to a mismatched antenna system It helps a receiver automatically tune in stations that are far away It switches an antenna system to a transceiver when sending, and to a receiver when listening It switches a transceiver between different kinds of antennas connected to one feed line AN7A09 99YIn Figure N7-1, if block 1 is a transceiver and block 3 is a dummy antenna what is block 2? A terminal-node switch An antenna switch A telegraph key switch A high-pass filter BN7A10 99YIn Figure N7-2, if block 2 is an SWR meter and block 3 is an antenna switch, what is block 1? A transceiver A high-pass filter An antenna tuner A modem AN7A11 99YIn Figure N7-3, if block 1 is a transceiver and block 2 is an SWR meter, what is block 3? An antenna switch An antenna tuner A key-click filter A terminal-node controller BN7A12100NWhat device converts household current to 12 VDC? A catalytic converter A low-pass filter A power supply An RS-232 interface CN7A13100NWhich of these usually needs a heavy-duty power supply? An SWR meter A receiver A transceiver An antenna switch CN7B01100NWhat would you connect to a transceiver to send Morse code? A terminal-node controller A telegraph key An SWR meter An antenna switch BN7B02101NWhere would you connect a telegraph key to send Morse code? To a power supply To an antenna switch To a transceiver To an antenna CN7B03101NWhat do many amateurs use to help form good Morse code characters? A key-operated on/off switch An electronic keyer A key-click filter A DTMF keypad BN7B04101NWhere would you connect a microphone for voice operation? To a power supply To an antenna switch To a transceiver To an antenna CN7B05101NWhat would you connect to a transceiver for voice operation? A splatter filter A terminal-voice controller A receiver audio filter A microphone DN7B06101NWhat would you connect to a transceiver for RTTY operation? A modem and a teleprinter or computer system A computer, a printer and a RTTY refresh unit A terminal voice controller A modem, a monitor and a DTMF keypad AN7B07102NWhat would you connect between a transceiver and a computer system or teleprinter for RTTY operation? An RS-232 interface A DTMF keypad A modem A terminal-network controller CN7B08102NWhat would you connect between a computer system and a transceiver for packet-radio operation? A terminal-node controller A DTMF keypad An SWR bridge An antenna tuner AN7B09102NWhere would you connect a terminal-node controller for packet-radio operation? Between your antenna and transceiver Between your computer and monitor Between your computer and transceiver Between your keyboard and computer CN7B10103NIn RTTY operation, what equipment connects to a modem? A DTMF keypad, a monitor and a transceiver A DTMF microphone, a monitor and a transceiver A transceiver and a terminal-network controller A transceiver and a teleprinter or computer system DN7B11103NIn packet-radio operation, what equipment connects to a terminal-node controller? A transceiver and a modem A transceiver and a terminal or computer system A DTMF keypad, a monitor and a transceiver A DTMF microphone, a monitor and a transceiver BN8A01103NHow is CW usually transmitted? By frequency-shift keying an RF signal By on/off keying an RF signal By audio-frequency-shift keying an oscillator tone By on/off keying an audio-frequency signal BN8A02103NHow is RTTY usually transmitted? By frequency-shift keying an RF signal By on/off keying an RF signal By digital pulse-code keying of an unmodulated carrier By on/off keying an audio-frequency signal AN8A03103NWhat is the name for international Morse code emissions? RTTY Data CW Phone CN8A04104NWhat is the name for narrow-band direct-printing telegraphy emissions? RTTY Data CW Phone AN8A05104NWhat is the name for packet-radio emissions? RTTY Data CW Phone BN8A06104NWhat is the name for voice emissions? RTTY Data CW Phone DN8A07104NHow can you prevent key clicks? By sending CW more slowly By increasing power By using a better power supply By using a key-click filter DN8A08105NWhat does chirp mean? An overload in a receiver's audio circuit whenever CW is received A high-pitched tone which is received along with a CW signal A small change in a transmitter's frequency each time it is keyed A slow change in transmitter frequency as the circuit warms up CN8A09105NWhat can be done to keep a CW transmitter from chirping? Add a low-pass filter Use an RF amplifier Keep the power supply current very steady Keep the power supply voltages very steady DN8A10105NWhat may cause a buzzing or hum in the signal of an HF transmitter? Using an antenna which is the wrong length Energy from another transmitter Bad design of the transmitter's RF power output circuit A bad filter capacitor in the transmitter's power supply DN8A11105NWhich sideband is commonly used for 10-meter phone operation? Upper-sideband Lower-sideband Amplitude-compandored sideband Double-sideband AN8B01106NHow does the frequency of a harmonic compare to the desired transmitting frequency? It is slightly more than the desired frequency It is slightly less than the desired frequency It is exactly two, or three, or more times the desired frequency It is much less than the desired frequency CN8B02106NWhat is the fourth harmonic of a 7160-kHz signal? 28,640 kHz 35,800 kHz 28,160 kHz 1790 kHz AN8B03106NIf you are told your station was heard on 21,375 kHz, but at the time you were operating on 7125 kHz, what is one reason this could happen? Your transmitter's power-supply filter capacitor was bad You were sending CW too fast Your transmitter was radiating harmonic signals Your transmitter's power-supply filter choke was bad CN8B04106NIf someone tells you that signals from your hand held transceiver are interfering with other signals on a frequency near yours, what may be the cause? You may need a power amplifier for your hand held Your hand held may have chirp from weak batteries You may need to turn the volume up on your hand held Your hand held may be transmitting spurious emissions DN8B05107NIf your transmitter sends signals outside the band where it is transmitting, what is this called? Off-frequency emissions Transmitter chirping Side tones Spurious emissions DN8B06107NWhat problem may occur if your transmitter is operated without the cover and other shielding in place? It may transmit spurious emissions It may transmit a chirpy signal It may transmit a weak signal It may interfere with other stations operating near its frequency AN8B07107NWhat may happen if an SSB transmitter is operated with the microphone gain set too high? It may cause digital interference to computer equipment It may cause splatter interference to other stations operating near its frequency It may cause atmospheric interference in the air around the antenna It may cause interference to other stations operating on a higher frequency band BN8B08107NWhat may happen if an SSB transmitter is operated with too much speech processing? It may cause digital interference to computer equipment It may cause splatter interference to other stations operating near its frequency It may cause atmospheric interference in the air around the antenna It may cause interference to other stations operating on a higher frequency band BN8B09108NWhat may happen if an FM transmitter is operated with the microphone gain or deviation control set too high? It may cause digital interference to computer equipment It may cause interference to other stations operating near its frequency It may cause atmospheric interference in the air around the antenna It may cause interference to other stations operating on a higher frequency band BN8B10108NWhat may your FM hand held or mobile transceiver do if you shout into its microphone? It may cause digital interference to computer equipment It may cause interference to other stations operating near its frequency It may cause atmospheric interference in the air around the antenna It may cause interference to other stations operating on a higher frequency band BN8B11108NWhat can you do if you are told your FM hand held or mobile transceiver is over deviating? Talk louder into the microphone Let the transceiver cool off Change to a higher power level Talk farther away from the microphone DN9A01109NHow do you calculate the length (in feet) of a half-wavelength dipole antenna? Divide 150 by the antenna's operating frequency (in MHz) [150/f(in MHz)] Divide 234 by the antenna's operating frequency (in MHz) [234/f (in MHz)] Divide 300 by the antenna's operating frequency (in MHz) [300/f (in MHz)] Divide 468 by the antenna's operating frequency (in MHz) [468/f (in MHz)] DN9A02109NHow do you calculate the length (in feet) of a quarter-wavelength vertical antenna? Divide 150 by the antenna's operating frequency (in MHz) [150/f (in MHz)] Divide 234 by the antenna's operating frequency (in MHz) [234/f (in MHz)] Divide 300 by the antenna's operating frequency (in MHz) [300/f (in MHz)] Divide 468 by the antenna's operating frequency (in MHz) [468/f (in MHz)] BN9A03109NIf you made a half-wavelength dipole antenna for 3725 kHz, how long would it be (to the nearest foot)? 126 ft 81 ft 63 ft 40 ft AN9A04110NIf you made a half-wavelength dipole antenna for 28.150 MHz, how long would it be (to the nearest foot)? 22 ft 11 ft 17 ft 34 ft CN9A05110NIf you made a quarter-wavelength vertical antenna for 7125 kHz, how long would it be (to the nearest foot)? 11 ft 16 ft 21 ft 33 ft DN9A06110NIf you made a quarter-wavelength vertical antenna for 21.125 MHz, how long would it be (to the nearest foot)? 7 ft 11 ft 14 ft 22 ft BN9A07110NIf you made a half-wavelength vertical antenna for 223 MHz, how long would it be (to the nearest inch)? 112 inches 50 inches 25 inches 12 inches CN9A08111NIf an antenna is made longer, what happens to its resonant frequency? It decreases It increases It stays the same It disappears AN9A09111NIf an antenna is made shorter, what happens to its resonant frequency? It decreases It increases It stays the same It disappears BN9A10111NHow could you lower the resonant frequency of a dipole antenna? Lengthen the antenna Shorten the antenna Use less feed line Use a smaller size feed line AN9A11111NHow could you raise the resonant frequency of a dipole antenna? Lengthen the antenna Shorten the antenna Use more feed line Use a larger size feed line BN9B01111NIn what direction does a Yagi antenna send out radio energy? It goes out equally in all directions Most of it goes in one direction Most of it goes equally in two opposite directions Most of it is aimed high into the air BN9B02112NAbout how long is the driven element of a Yagi antenna? 1/4 wavelength 1/3 wavelength 1/2 wavelength 1 wavelength CN9B03112YIn Figure N9-1, what is the name of element 2 of the Yagi antenna? Director Reflector Boom Driven element DN9B04112YIn Figure N9-1, what is the name of element 3 of the Yagi antenna? Director Reflector Boom Driven element AN9B05112YIn Figure N9-1, what is the name of element 1 of the Yagi antenna? Director Reflector Boom Driven element BN9B06112YLooking at the Yagi antenna in Figure N9-1, in which direction on the page would it send most of its radio energy? Left Right Top Bottom BN9B07113NWhy is a 5/8-wavelength vertical antenna better than a 1/4-wavelength vertical antenna for VHF or UHF mobile operations? A 5/8-wavelength antenna can handle more power A 5/8-wavelength antenna has more gain A 5/8-wavelength antenna has less corona loss A 5/8-wavelength antenna is easier to install on a car BN9B08113NIn what direction does a vertical antenna send out radio energy? Most of it goes in two opposite directions Most of it goes high into the air Most of it goes equally in all horizontal directions Most of it goes in one direction CN9B09113NIf the ends of a half-wave dipole antenna point east and west, which way would the antenna send out radio energy? Equally in all directions Mostly up and down Mostly north and south Mostly east and west CN9B10113NHow should you hold the antenna of a hand held transceiver while you are transmitting? Away from your head and away from others Pointed towards the station you are contacting Pointed away from the station you are contacting Pointed down to bounce the signal off the ground AN9B11113NWhy should your outside antennas be high enough so that no one can touch them while you are transmitting? Touching the antenna might cause television interference Touching the antenna might cause RF burns Touching the antenna might radiate harmonics Touching the antenna might reflect the signal back to the transmitter and cause damage BN9C01114NWhat is a coaxial cable? Two wires side-by-side in a plastic ribbon Two wires side-by-side held apart by insulating rods Two wires twisted around each other in a spiral A center wire inside an insulating material covered by a metal sleeve or shield DN9C02114NWhy does coaxial cable make a good antenna feed line? You can make it at home, and its impedance matches most amateur antennas It is weatherproof, and its impedance matches most amateur antennas It is weatherproof, and its impedance is higher than that of most amateur antennas It can be used near metal objects, and its impedance is higher than that of most amateur antennas BN9C03114NWhich kind of antenna feed line can carry radio energy very well even if it is buried in the ground? Twin lead Coaxial cable Parallel conductor Twisted pair BN9C04114NWhat is the best antenna feed line to use if it must be put near grounded metal objects? Coaxial cable Twin lead Twisted pair Ladder-line AN9C05115NWhat is parallel-conductor feed line? Two wires twisted around each other in a spiral Two wires side-by-side held apart by insulating rods A center wire inside an insulating material which is covered by a metal sleeve or shield A metal pipe which is as wide or slightly wider than a wavelength of the signal it carries BN9C06115NWhat are some reasons to use parallel-conductor feed line? It has low impedance, and will operate with a high SWR It will operate with a high SWR, and it works well when tied down to metal objects It has a low impedance, and has less loss than coaxial cable It will operate with a high SWR, and has less loss than coaxial cable DN9C07115NWhat are some reasons not to use parallel-conductor feed line? It does not work well when tied down to metal objects, and you must use an impedance matching device with your transceiver It is difficult to make at home, and it does not work very well with a high SWR It does not work well when tied down to metal objects, and it cannot operate under high power You must use an impedance matching device with your transceiver, and it does not work very well with a high SWR AN9C08116NWhat kind of antenna feed line is made of two conductors held apart by insulated rods? Coaxial cable Open-conductor ladder line Twin lead in a plastic ribbon Twisted pair BN9C09116NWhat would you use to connect a coaxial cable of 50-ohms impedance to an antenna of 35-ohms impedance? A terminating resistor An SWR meter An impedance matching device A low-pass filter CN9C10116NWhat does balun mean? Balanced antenna network Balanced unloader Balanced unmodulator Balanced to unbalanced DN9C11116NWhere would you install a balun to feed a dipole antenna with 50-ohm coaxial cable? Between the coaxial cable and the antenna Between the transmitter and the coaxial cable Between the antenna and the ground Between the coaxial cable and the ground AT1A01118NWhat is the control point of an amateur station? The on/off switch of the transmitter The input/output port of a packet controller The variable frequency oscillator of a transmitter The location at which the control operator function is performed DT1A02118NWhat is the term for the location at which the control operator function is performed? The operating desk The control point The station location The manual control location BT1A03118NWhat must you do to renew or change your operator/primary station license? Properly fill out FCC Form 610 and send it to the FCC in Gettysburg, PA Properly fill out FCC Form 610 and send it to the nearest FCC field office Properly fill out FCC form 610 and send it to the FCC in Washington, DC An amateur license never needs changing or renewing AT1A04118NWhat is the "grace period" during which the FCC will renew an expired 10-year license? 2 years 5 years 10 years There is no grace period AT1A05119NWhich of the following frequencies may a Technician operator who has passed a Morse code test use? 7.1 - 7.2 MHz 14.1 - 14.2 MHz 21.1 - 21.2 MHz 28.1 - 29.2 MHz CT1A06119NWhich operator licenses authorize privileges on 52.525 MHz? Extra, Advanced only Extra, Advanced, General only Extra, Advanced, General, Technician only Extra, Advanced, General, Technician, Novice CT1A07120NWhich operator licenses authorize privileges on 146.52 MHz? Extra, Advanced, General, Technician, Novice Extra, Advanced, General, Technician only Extra, Advanced, General only Extra, Advanced only BT1A08120NWhich operator licenses authorize privileges on 223.50 MHz? Extra, Advanced, General, Technician, Novice Extra, Advanced, General, Technician only Extra, Advanced, General only Extra, Advanced only AT1A09120NWhich operator licenses authorize privileges on 446.0 MHz? Extra, Advanced, General, Technician, Novice Extra, Advanced, General, Technician only Extra, Advanced, General only Extra, Advanced only BT1A10120NIn addition to passing the Technician written examination (Elements 2 and 3A), what must you do before you are allowed to use amateur frequencies below 30 MHz? Nothing special is needed; all Technicians may use the HF bands at any time You must notify the FCC that you intend to operate on the HF bands You must attend a class to learn about HF communications You must pass a Morse code test (either Element 1A, 1B or 1C) DT1A11120NIf you are a Technician licensee, what must you have to prove that you are authorized to use the Novice amateur frequencies below 30 MHz? A certificate from the FCC showing that you have notified them that you will be using the HF bands A certificate from an instructor showing that you have attended a class in HF communications Written proof of having passed a Morse code test No special proof is required before using the HF bands CT1B01121NAt what point in your station is transceiver power measured? At the power supply terminals inside the transmitter or amplifier At the final amplifier input terminals inside the transmitter or amplifier At the antenna terminals of the transmitter or amplifier On the antenna itself, after the feed line CT1B02121NWhat is the term for the average power supplied to an antenna transmission line during one RF cycle at the crest of the modulation envelope? Peak transmitter power Peak output power Average radio-frequency power Peak envelope power DT1B03121NWhat is the maximum transmitting power permitted an amateur station in beacon operation? 10 watts PEP output 100 watts PEP output 500 watts PEP output 1500 watts PEP output BT1B04122NIf the FCC rules say that the amateur service is a secondary user of a frequency band, and another service is a primary user, what does this mean? Nothing special; all users of a frequency band have equal rights to operate Amateurs are only allowed to use the frequency band during emergencies Amateurs are allowed to use the frequency band only if they do not cause harmful interference to primary users Amateurs must increase transmitter power to overcome any interference caused by primary users CT1B05122NIf you are using a frequency within a band assigned to the amateur service on a secondary basis, and a station assigned to the primary service on that band causes interference, what action should you take? Notify the FCC's regional Engineer in Charge of the interference Increase your transmitter's power to overcome the interference Attempt to contact the station and request that it stop the interference Change frequencies; you may be causing harmful interference to the other station, in violation of FCC rules DT1B06122NWhat rule applies if two amateur stations want to use the same frequency? The station operator with a lesser class of license must yield the frequency to a higher class licensee The station operator with a lower power output must yield the frequency to the station with a higher power output Both station operators have an equal right to operate on the frequency Station operators in ITU Regions 1 and 3 must yield the frequency to stations in ITU Region 2 CT1B07122NWhat emission type may always be used for station identification, regardless of the transmitting frequency? CW RTTY MCW Phone AT1B08123NOn what frequencies within the 6-meter band may phone emissions be transmitted? 50.0 - 54.0 MHz only 50.1 - 54.0 MHz only 51.0 - 54.0 MHz only 52.0 - 54.0 MHz only BT1B09123NOn what frequencies within the 2-meter band may image emissions be transmitted? 144.1 - 148.0 MHz only 146.0 - 148.0 MHz only 144.0 - 148.0 MHz only 146.0 - 147.0 MHz only AT1B10123NWhat is the maximum transmitting power permitted an amateur station on 146.52 MHz? 200 watts PEP output 500 watts ERP 1000 watts DC input 1500 watts PEP output DT1B11123NWhich band may NOT be used by Earth stations for satellite communications? 6 meters 2 meters 70 centimeters 23 centimeters AT1C01124NIf you are a Novice licensee with a Certificate of Successful Completion of Examination (CSCE) for Technician privileges, how do you identify your station when transmitting on 146.34 MHz? You must give your call sign, followed by any suitable word that denotes the slant mark and the identifier "KT" You may not operate on 146.34 until your new license arrives No special form of identification is needed You must give your call sign and the location of the VE examination where you obtained the CSCE AT1C02124NWhat is the maximum frequency shift permitted for RTTY or data transmissions below 50 MHz? 0.1 kHz 0.5 kHz 1 kHz 5 kHz CT1C03124NWhat is the maximum frequency shift permitted for RTTY or data transmissions above 50 MHz? 0.1 kHz or the sending speed, in bauds, whichever is greater 0.5 kHz or the sending speed, in bauds, whichever is greater 5 kHz or the sending speed, in bauds, whichever is greater The FCC rules do not specify a maximum frequency shift above 50 MHz DT1C04124NWhat is the maximum symbol rate permitted for packet transmissions on the 10-meter band? 300 bauds 1200 bauds 19.6 kilobauds 56 kilobauds BT1C05125NWhat is the maximum symbol rate permitted for packet transmissions on the 2-meter band? 300 bauds 1200 bauds 19.6 kilobauds 56 kilobauds CT1C06125NWhat is the maximum symbol rate permitted for RTTY or data transmissions between 28 and 50 MHz? 56 kilobauds 19.6 kilobauds 1200 bauds 300 bauds CT1C07125NWhat is the maximum symbol rate permitted for RTTY or data transmissions between 50 and 222 MHz? 56 kilobauds 19.6 kilobauds 1200 bauds 300 bauds BT1C08125NWhat is the maximum authorized bandwidth of RTTY, data or multiplexed emissions using an unspecified digital code within the frequency range of 50 to 222 MHz? 20 kHz 50 kHz The total bandwidth shall not exceed that of a single-sideband phone emission The total bandwidth shall not exceed 10 times that of a CW emission AT1C09125NWhat is the maximum symbol rate permitted for RTTY or data transmissions above 222 MHz? 300 bauds 1200 bauds 19.6 kilobauds 56 kilobauds DT1C10125NWhat is the maximum authorized bandwidth of RTTY, data or multiplexed emissions using an unspecified digital code within the frequency range of 222 to 450 MHz? 50 kHz 100 kHz 150 kHz 200 kHz BT1C11126NWhat is the maximum authorized bandwidth of RTTY, data or multiplexed emissions using an unspecified digital code within the 70 cm amateur band? 300 kHz 200 kHz 100 kHz 50 kHz CT1D01126NWhat is an amateur station called which transmits communications for the purpose of observation of propagation and reception? A beacon A repeater An auxiliary station A radio control station AT1D02126NWhat is the fastest code speed a repeater may use for automatic identification? 13 words per minute 20 words per minute 25 words per minute There is no limitation BT1D03126NIf you are using a language besides English to make a contact, what language must you use when identifying your station? The language being used for the contact The language being used for the contact, providing the US has a third-party communications agreement with that country English Any language of a country which is a member of the International Telecommunication Union CT1D04127NWhat do the FCC rules suggest you use as an aid for correct station identification when using phone? A speech compressor Q signals A phonetic alphabet Unique words of your choice CT1D05127NWhat minimum class of amateur license must you hold to operate a beacon station? Novice Technician General Amateur Extra BT1D06127NIf a repeater is causing harmful interference to another repeater and a frequency coordinator has recommended the operation of one station only, who is responsible for resolving the interference? The licensee of the unrecommended repeater Both repeater licensees The licensee of the recommended repeater The frequency coordinator AT1D07127NIf a repeater is causing harmful interference to another amateur repeater and a frequency coordinator has recommended the operation of both stations, who is responsible for resolving the interference? The licensee of the repeater which has been recommended for the longest period of time The licensee of the repeater which has been recommended the most recently The frequency coordinator Both repeater licensees DT1D08128NIf a repeater is causing harmful interference to another repeater and a frequency coordinator has NOT recommended either station, who is primarily responsible for resolving the interference? Both repeater licensees The licensee of the repeater which has been in operation for the longest period of time The licensee of the repeater which has been in operation for the shortest period of time The frequency coordinator AT1D09128NWhat minimum information must be on a label affixed to a transmitter used for telecommand (control) of model craft? Station call sign Station call sign and the station licensee's name Station call sign and the station licensee's name and address Station call sign and the station licensee's class of license CT1D10128NWhat are the station identification requirements for an amateur transmitter used for telecommand (control) of model craft? Once every ten minutes Once every ten minutes, and at the beginning and end of each transmission At the beginning and end of each transmission Station identification is not required if the transmitter is labeled with the station licensee's name, address and call sign DT1D11128NWhat is the maximum transmitter power an amateur station is allowed when used for telecommand (control) of model craft? One milliwatt One watt Two watts Three watts BT1E01129NWhat is meant by the term broadcasting? Transmissions intended for reception by the general public, either direct or relayed Retransmission by automatic means of programs or signals from non- amateur stations One-way radio communications, regardless of purpose or content One-way or two-way radio communications between two or more stations AT1E02129NWhich of the following one-way communications may not be transmitted in the amateur service? Telecommands to model craft Broadcasts intended for the general public Brief transmissions to make adjustments to the station Morse code practice BT1E03129NWhat kind of payment is allowed for third-party messages sent by an amateur station? Any amount agreed upon in advance Donation of equipment repairs Donation of amateur equipment No payment of any kind is allowed DT1E04129NWhen may you send obscene words from your amateur station? Only when they do not cause interference to other communications Never; obscene words are prohibited in amateur transmissions Only when they are not retransmitted through a repeater Any time, but there is an unwritten rule among amateurs that they should not be used on the air BT1E05129NWhen may you send indecent words from your amateur station? Only when they do not cause interference to other communications Only when they are not retransmitted through a repeater Any time, but there is an unwritten rule among amateurs that they should not be used on the air Never; indecent words are prohibited in amateur transmissions DT1E06130NWhen may you send profane words from your amateur station? Only when they do not cause interference to other communications Only when they are not retransmitted through a repeater Never; profane words are prohibited in amateur transmissions Any time, but there is an unwritten rule among amateurs that they should not be used on the air CT1E07130NIf you wanted to use your amateur station to retransmit communications between a space shuttle and its associated Earth stations, what agency must first give its approval? The FCC in Washington, DC The office of your local FCC Engineer In Charge (EIC) The National Aeronautics and Space Administration The Department of Defense CT1E08130NWhen are third-party messages allowed to be sent to a foreign country? When sent by agreement of both control operators When the third party speaks to a relative They are not allowed under any circumstances When the US has a third-party agreement with the foreign country or the third party is qualified to be a control operator DT1E09130NIf you let an unlicensed third party use your amateur station, what must you do at your station's control point? You must continuously monitor and supervise the third party's participation You must monitor and supervise the communication only if contacts are made in countries which have no third-party communications agreement with the US You must monitor and supervise the communication only if contacts are made on frequencies below 30 MHz You must key the transmitter and make the station identification AT1E10131NIf a disaster disrupts normal communication systems in an area where the amateur service is regulated by the FCC, what kinds of transmissions may stations make? Those which are necessary to meet essential communication needs and facilitate relief actions Those which allow a commercial business to continue to operate in the affected area Those for which material compensation has been paid to the amateur operator for delivery into the affected area Those which are to be used for program production or newsgathering for broadcasting purposes AT1E11131NWhat information is included in an FCC declaration of a temporary state of communication emergency? A list of organizations authorized to use radio communications in the affected area A list of amateur frequency bands to be used in the affected area Any special conditions and special rules to be observed during the emergency An operating schedule for authorized amateur emergency stations CT2A01131NHow do you call another station on a repeater if you know the station's call sign? Say "break, break 79," then say the station's call sign Say the station's call sign, then identify your own station Say "CQ" three times, then say the station's call sign Wait for the station to call "CQ," then answer it BT2A02132NWhy should you pause briefly between transmissions when using a repeater? To check the SWR of the repeater To reach for pencil and paper for third-party communications To listen for anyone wanting to break in To dial up the repeater's autopatch CT2A03132NWhy should you keep transmissions short when using a repeater? A long transmission may prevent someone with an emergency from using the repeater To see if the receiving station operator is still awake To give any listening non-hams a chance to respond To keep long distance charges down AT2A04132NWhat is the proper way to break into a conversation on a repeater? Wait for the end of a transmission and start calling the desired party Shout, "break, break!" to show that you're eager to join the conversation Turn on an amplifier and override whoever is talking Say your call sign during a break between transmissions DT2A05132NWhat is the purpose of repeater operation? To cut your power bill by using someone else's higher power system To help mobile and low-power stations extend their usable range To transmit signals for observing propagation and reception To make calls to stores more than 50 miles away BT2A06133NWhat causes a repeater to "time out"? The repeater's battery supply runs out Someone's transmission goes on longer than the repeater allows The repeater gets too hot and stops transmitting until its circuitry cools off Something is wrong with the repeater BT2A07133NDuring commuting rush hours, which type of repeater operation should be discouraged? Mobile stations Low-power stations Highway traffic information nets Third-party communications nets DT2A08133NWhat is a courtesy tone (used in repeater operations)? A sound used to identify the repeater A sound used to indicate when a transmission is complete A sound used to indicate that a message is waiting for someone A sound used to activate a receiver in case of severe weather BT2A09134NWhat is the meaning of: "Your signal is full quieting..."? Your signal is strong enough to overcome all receiver noise Your signal has no spurious sounds Your signal is not strong enough to be received Your signal is being received, but no audio is being heard AT2A10134NHow should you give a signal report over a repeater? Say what your receiver's S-meter reads Always say: "Your signal report is five five..." Say the amount of signal quieting into the repeater Try to imitate the sound quality you are receiving CT2A11134NWhat is a repeater called which is available for anyone to use? An open repeater A closed repeater An autopatch repeater A private repeater AT2A12134NWhat is the usual input/output frequency separation for repeaters in the 2-meter band? 600 kHz 1.0 MHz 1.6 MHz 5.0 MHz AT2A13134NWhat is the usual input/output frequency separation for repeaters in the 1.25-meter band? 600 kHz 1.0 MHz 1.6 MHz 5.0 MHz CT2A14135NWhat is the usual input/output frequency separation for repeaters in the 70-centimeter band? 600 kHz 1.0 MHz 1.6 MHz 5.0 MHz DT2A15135NWhy should local amateur communications use VHF and UHF frequencies instead of HF frequencies? To minimize interference on HF bands capable of long distance communication Because greater output power is permitted on VHF and UHF Because HF transmissions are not propagated locally Because signals are louder on VHF and UHF frequencies AT2A16135NHow might you join a closed repeater system? Contact the control operator and ask to join Use the repeater until told not to Use simplex on the repeater input until told not to Write the FCC and report the closed condition AT2A17135NHow can on-the-air interference be minimized during a lengthy transmitter testing or loading up procedure? Choose an unoccupied frequency Use a dummy load Use a non-resonant antenna Use a resonant antenna that requires no loading-up procedure BT2A18135NWhat is the proper way to ask someone their location when using a repeater? What is your QTH What is your 20 Where are you Locations are not normally told by radio CT2B01136NWhy should simplex be used where possible, instead of using a repeater? Signal range will be increased Long distance toll charges will be avoided The repeater will not be tied up unnecessarily Your antenna's effectiveness will be better tested CT2B02136NIf you are talking to a station using a repeater, how would you find out if you could communicate using simplex instead? See if you can clearly receive the station on the repeater's input frequency See if you can clearly receive the station on a lower frequency band See if you can clearly receive a more distant repeater See if a third station can clearly receive both of you AT2B03137NIf you are operating simplex on a repeater frequency, why would it be good amateur practice to change to another frequency? The repeater's output power may ruin your station's receiver There are more repeater operators than simplex operators Changing the repeater's frequency is not practical Changing the repeater's frequency requires the authorization of the FCC CT2B04137NWhat is a repeater frequency coordinator? Someone who organizes the assembly of a repeater station Someone who provides advice on what kind of repeater to buy The person whose call sign is used for a repeater's identification A person or group that recommends frequencies for repeater usage DT2B05137NWhat is the proper Q signal to use to see if a frequency is in use before transmitting on CW? QRV? QRU? QRL? QRZ? CT2B06137NWhat is one meaning of the Q signal "QSY"? Change frequency Send more slowly Send faster Use more power AT2B07137NWhat is one meaning of the Q signal "QSO"? A contact is confirmed A conversation is in progress A contact is ending A conversation is desired BT2B08137NWhat is the proper Q signal to use to ask if someone is calling you on CW? QSL? QRZ? QRL? QRT? BT2B09138NWhat is the meaning of: "Your signal report is five seven..."? Your signal is perfectly readable and moderately strong Your signal is perfectly readable, but weak Your signal is readable with considerable difficulty Your signal is perfectly readable with near pure tone AT2B10138NWhat is the meaning of: "Your signal report is three three..."? The contact is serial number thirty-three The station is located at latitude 33 degrees Your signal is readable with considerable difficulty and weak in strength Your signal is unreadable, very weak in strength CT2B11139NWhat is the meaning of: "Your signal report is five nine plus 20 dB..."? Your signal strength has increased by a factor of 100 Repeat your transmission on a frequency 20 kHz higher The bandwidth of your signal is 20 decibels above linearity A relative signal-strength meter reading is 20 decibels greater than strength 9 DT2C01139NWhat is the proper distress call to use when operating phone? Say "MAYDAY" several times Say "HELP" several times Say "EMERGENCY" several times Say "SOS" several times AT2C02139NWhat is the proper distress call to use when operating CW? MAYDAY QRRR QRZ SOS DT2C03139NWhat is the proper way to interrupt a repeater conversation to signal a distress call? Say "BREAK" twice, then your call sign Say "HELP" as many times as it takes to get someone to answer Say "SOS," then your call sign Say "EMERGENCY" three times AT2C04140NWith what organization must you register before you can participate in RACES drills? A local Amateur Radio club A local racing organization The responsible civil defense organization The Federal Communications Commission CT2C05140NWhat is the maximum number of hours allowed per week for RACES drills? One Six, but not more than one hour per day Eight As many hours as you want AT2C06140NHow must you identify messages sent during a RACES drill? As emergency messages As amateur traffic As official government messages As drill or test messages DT2C07140NWhat is one reason for using tactical call signs such as "command post" or "weather center" during an emergency? They keep the general public informed about what is going on They are more efficient and help coordinate public-service communications They are required by the FCC They increase goodwill between amateurs BT2C08140NWhat type of messages concerning a person's well-being are sent into or out of a disaster area? Routine traffic Tactical traffic Formal message traffic Health and Welfare traffic DT2C09141NWhat are messages called which are sent into or out of a disaster area concerning the immediate safety of human life? Tactical traffic Emergency traffic Formal message traffic Health and Welfare traffic BT2C10141NWhy is it a good idea to have a way to operate your amateur station without using commercial AC power lines? So you may use your station while mobile So you may provide communications in an emergency So you may operate in contests where AC power is not allowed So you will comply with the FCC rules BT2C11141NWhat is the most important accessory to have for a hand held radio in an emergency? An extra antenna A portable amplifier Several sets of charged batteries A microphone headset for hands-free operation CT2C12141NWhich type of antenna would be a good choice as part of a portable HF amateur station that could be set up in case of an emergency? A three-element quad A three-element Yagi A dipole A parabolic dish CT3A01143NWhat is the ionosphere? A area of the outer atmosphere where enough ions and free electrons exist to propagate radio waves A area between two air masses of different temperature and humidity, along which radio waves can travel An ionized path in the atmosphere where lightning has struck An area of the atmosphere where weather takes place AT3A02143NWhat is the name of the area that makes long-distance radio communications possible by bending radio waves? Troposphere Stratosphere Magnetosphere Ionosphere DT3A03143NWhat causes the ionosphere to form? Solar radiation ionizing the outer atmosphere Temperature changes ionizing the outer atmosphere Lightning ionizing the outer atmosphere Release of fluorocarbons into the atmosphere AT3A04143NWhat type of solar radiation is most responsible for ionization in the outer atmosphere? Thermal Ionized particle Ultraviolet Microwave CT3A05143NWhich ionospheric region limits daytime radio communications on the 80-meter band to short distances? D region E region F1 region F2 region AT3A06143NWhich ionospheric region is closest to the earth? The A region The D region The E region The F region BT3A07143NWhich ionospheric region most affects sky-wave propagation on the 6-meter band? The D region The E region The F1 region The F2 region BT3A08144NWhich region of the ionosphere is the least useful for long-distance radio wave propagation? The D region The E region The F1 region The F2 region AT3A09144NWhich region of the ionosphere is mainly responsible for long-distance sky-wave radio communications? D region E region F1 region F2 region DT3A10144NWhat two sub-regions of ionosphere exist only in the daytime? Troposphere and stratosphere F1 and F2 Electrostatic and electromagnetic D and E BT3A11144NWhich two daytime ionospheric regions combine into one region at night? E and F1 D and E F1 and F2 E1 and E2 CT3B01144NWhich region of the ionosphere is mainly responsible for absorbing radio signals during the daytime? The F2 region The F1 region The E region The D region DT3B02145NWhen does ionospheric absorption of radio signals occur? When tropospheric ducting occurs When long wavelength signals enter the D region When signals travel to the F region When a temperature inversion occurs BT3B03145NWhat effect does the D region of the ionosphere have on lower-frequency HF signals in the daytime? It absorbs the signals It bends the radio waves out into space It refracts the radio waves back to earth It has little or no effect on 80-meter radio waves AT3B04145NWhat causes the ionosphere to absorb radio waves? The weather below the ionosphere The ionization of the D region The presence of ionized clouds in the E region The splitting of the F region BT3B05145NWhat is the condition of the ionosphere just before local sunrise? Atmospheric attenuation is at a maximum The D region is above the E region The E region is above the F region Ionization is at a minimum DT3B06145NWhen is the ionosphere most ionized? Dusk Midnight Midday Dawn CT3B07145NWhen is the ionosphere least ionized? Shortly before dawn Just after noon Just after dusk Shortly before midnight AT3B08146NWhen is the E region most ionized? Dawn Midday Dusk Midnight BT3B09146NWhat happens to signals higher in frequency than the critical frequency? They pass through the ionosphere They are absorbed by the ionosphere Their frequency is changed by the ionosphere to be below the maximum usable frequency They are reflected back to their source AT3B10146NWhat causes the maximum usable frequency to vary? The temperature of the ionosphere The speed of the winds in the upper atmosphere The amount of radiation received from the sun, mainly ultraviolet The type of weather just below the ionosphere CT3B11147NWhat does maximum usable frequency mean? The highest frequency signal that will reach its intended destination The lowest frequency signal that will reach its intended destination The highest frequency signal that is most absorbed by the ionosphere The lowest frequency signal that is most absorbed by the ionosphere AT3C01147NWhat kind of propagation would best be used by two stations within each other's skip zone on a certain frequency? Ground-wave Sky-wave Scatter-mode Ducting CT3C02147NIf you are receiving a weak and distorted signal from a distant station on a frequency close to the maximum usable frequency, what type of propagation is probably occurring? Ducting Line-of-sight Scatter Ground-wave CT3C03147NHow are VHF signals propagated within the range of the visible horizon? By sky wave By direct wave By plane wave By geometric wave BT3C04148NDucting occurs in which region of the atmosphere? F2 Ectosphere Troposphere Stratosphere CT3C05148NWhat effect does tropospheric bending have on 2-meter radio waves? It lets you contact stations farther away It causes them to travel shorter distances It garbles the signal It reverses the sideband of the signal AT3C06149NWhat causes tropospheric ducting of radio waves? A very low pressure area An aurora to the north Lightning between the transmitting and receiving stations A temperature inversion DT3C07149NWhat causes VHF radio waves to be propagated several hundred miles over oceans? A polar air mass A widespread temperature inversion An overcast of cirriform clouds A high-pressure zone BT3C08149NIn what frequency range does tropospheric ducting most often occur? SW MF HF VHF DT3C09149NIn what frequency range does sky-wave propagation least often occur? LF MF HF VHF DT3C10150NWhat weather condition may cause tropospheric ducting? A stable high-pressure system An unstable low-pressure system A series of low-pressure waves Periods of heavy rainfall AT3C11150NWhat band conditions might indicate long-range skip on the 6-meter and 2-meter bands? Noise on the 80-meter band The absence of signals on the 10-meter band Very long-range skip on the 10-meter band Strong signals on the 10-meter band from stations about 500-600 miles away DT4A01150NWhere should the green wire in a three-wire AC line cord be connected in a power supply? To the fuse To the "hot" side of the power switch To the chassis To the white wire CT4A02151NWhere should the black (or red) wire in a three-wire AC line cord be connected in a power supply? To the white wire To the green wire To the chassis To the fuse DT4A03151NWhere should the white wire in a three-wire AC line cord be connected in a power supply? To the side of the power transformer's primary winding that has a fuse To the side of the power transformer's primary winding that does not have a fuse To the chassis To the black wire BT4A04151NWhat document is used by almost every US city as the basis for electrical safety requirements for power wiring and antennas? The Code of Federal Regulations The Proceedings of the IEEE The ITU Radio Regulations The National Electrical Code DT4A05151NWhat document would you use to see if you comply with standard electrical safety rules when building an amateur antenna? The Code of Federal Regulations The Proceedings of the IEEE The National Electrical Code The ITU Radio Regulations CT4A06151NWhere should fuses be connected on a mobile transceiver's DC power cable? Between the red and black wires In series with just the black wire In series with just the red wire In series with both the red and black wires DT4A07152NWhy is the retaining screw in one terminal of a wall outlet made of brass while the other one is silver colored? To prevent corrosion To indicate correct wiring polarity To better conduct current To reduce skin effect BT4A08152NHow much electrical current flowing through the human body is usually fatal? As little as 1/10 of an ampere Approximately 10 amperes More than 20 amperes Current flow through the human body is never fatal AT4A09152NWhich body organ can be fatally affected by a very small amount of electrical current? The heart The brain The liver The lungs AT4A10153NHow much electrical current flowing through the human body is usually painful? As little as 1/500 of an ampere Approximately 10 amperes More than 20 amperes Current flow through the human body is never painful AT4A11153NWhat is the minimum voltage which is usually dangerous to humans? 30 volts 100 volts 1000 volts 2000 volts AT4A12153NWhere should the main power switch for a high-voltage power supply be located? Inside the cabinet, to kill the power if the cabinet is opened On the back side of the cabinet, out of sight Anywhere that can be seen and reached easily A high voltage power supply should not be switch-operated CT4A13153NWhat precaution should you take when leaning over a power amplifier? Take your shoes off Watch out for loose jewelry contacting high voltage Shield your face from the heat produced by the power supply Watch out for sharp edges which may snag your clothing BT4A14153NWhat is an important safety rule concerning the main electrical box in your home? Make sure the door cannot be opened easily Make sure something is placed in front of the door so no one will be able to get to it easily Make sure others in your home know where it is and how to shut off the electricity Warn others in your home never to touch the switches, even in an emergency CT4A15154NWhat should you do if you discover someone who is being burned by high voltage? Run from the area so you won't be burned too Turn off the power, call for emergency help and give CPR if needed Immediately drag the person away from the high voltage Wait for a few minutes to see if the person can get away from the high voltage on their own, then try to help BT4B01154NHow is a voltmeter usually connected to a circuit under test? In series with the circuit In parallel with the circuit In quadrature with the circuit In phase with the circuit BT4B02154NHow can the range of a voltmeter be increased? By adding resistance in series with the circuit under test By adding resistance in parallel with the circuit under test By adding resistance in series with the meter, between the meter and the circuit under test By adding resistance in parallel with the meter, between the meter and the circuit under test CT4B03154NWhat happens inside a voltmeter when you switch it from a lower to a higher voltage range? Resistance is added in series with the meter Resistance is added in parallel with the meter Resistance is reduced in series with the meter Resistance is reduced in parallel with the meter AT4B04155NHow is an ammeter usually connected to a circuit under test? In series with the circuit In parallel with the circuit In quadrature with the circuit In phase with the circuit AT4B05155NHow can the range of an ammeter be increased? By adding resistance in series with the circuit under test By adding resistance in parallel with the circuit under test By adding resistance in series with the meter By adding resistance in parallel with the meter DT4B06155NWhat does a multimeter measure? SWR and power Resistance, capacitance and inductance Resistance and reactance Voltage, current and resistance DT4B07155NWhere should an RF wattmeter be connected for the most accurate readings of transmitter output power? At the transmitter output connector At the antenna feed point One-half wavelength from the transmitter output One-half wavelength from the antenna feed point AT4B08156NAt what line impedance do most RF wattmeters usually operate? 25 ohms 50 ohms 100 ohms 300 ohms BT4B09156NWhat does a directional wattmeter measure? Forward and reflected power The directional pattern of an antenna The energy used by a transmitter Thermal heating in a load resistor AT4B10156NIf a directional RF wattmeter reads 90 watts forward power and 10 watts reflected power, what is the actual transmitter output power? 10 watts 80 watts 90 watts 100 watts BT4B11156NIf a directional RF wattmeter reads 96 watts forward power and 4 watts reflected power, what is the actual transmitter output power? 80 watts 88 watts 92 watts 100 watts CT4C01157NWhat is a marker generator? A high-stability oscillator that generates reference signals at exact frequency intervals A low-stability oscillator that "sweeps" through a range of frequencies A low-stability oscillator used to inject a signal into a circuit under test A high-stability oscillator which can produce a wide range of frequencies and amplitudes AT4C02157NHow is a marker generator used? To calibrate the tuning dial on a receiver To calibrate the volume control on a receiver To test the amplitude linearity of a transmitter To test the frequency deviation of a transmitter AT4C03157NWhat device is used to inject a frequency calibration signal into a receiver? A calibrated voltmeter A calibrated oscilloscope A calibrated wavemeter A crystal calibrator DT4C04157NWhat frequency standard may be used to calibrate the tuning dial of a receiver? A calibrated voltmeter Signals from WWV and WWVH A deviation meter A sweep generator BT4C05158NHow might you check the accuracy of your receiver's tuning dial? Tune to the frequency of a shortwave broadcasting station Tune to a popular amateur net frequency Tune to one of the frequencies of station WWV or WWVH Tune to another amateur station and ask what frequency the operator is using CT4C06158NWhat device produces a stable, low-level signal that can be set to a desired frequency? A wavemeter A reflectometer A signal generator An oscilloscope CT4C07158NWhat is an RF signal generator used for? Measuring RF signal amplitudes Aligning tuned circuits Adjusting transmitter impedance-matching networks Measuring transmission line impedances BT4C08158NWhat device can measure an impedance mismatch in your antenna system? A field-strength meter An ammeter A wavemeter A reflectometer DT4C09159NWhere should a reflectometer be connected for best accuracy when reading the impedance match between an antenna and its feed line? At the antenna feed point At the transmitter output connector At the midpoint of the feed line Anywhere along the feed line AT4C10159NIf you use a 3-30 MHz RF power meter for VHF, how accurate will its readings be? They will not be accurate They will be accurate enough to get by If it properly calibrates to full scale in the set position, they may be accurate They will be accurate providing the readings are multiplied by 4.5 AT4C11159NIf you use a 3-30 MHz SWR meter for VHF, how accurate will its readings be? They will not be accurate They will be accurate enough to get by If it properly calibrates to full scale in the set position, they may be accurate They will be accurate providing the readings are multiplied by 4.5 CT4D01160NWhat device should be connected to a transmitter's output when you are making transmitter adjustments? A multimeter A reflectometer A receiver A dummy antenna DT4D02160NWhat is a dummy antenna? An nondirectional transmitting antenna A nonradiating load for a transmitter An antenna used as a reference for gain measurements A flexible antenna usually used on hand held transceivers BT4D03160NWhat is the main component of a dummy antenna? A wire-wound resistor An iron-core coil A noninductive resistor An air-core coil CT4D04160NWhat device is used in place of an antenna during transmitter tests so that no signal is radiated? An antenna matcher A dummy antenna A low-pass filter A decoupling resistor BT4D05160NWhy would you use a dummy antenna? For off-the-air transmitter testing To reduce output power To give comparative signal reports To allow antenna tuning without causing interference AT4D06161NWhat minimum rating should a dummy antenna have for use with a 100-watt single-sideband phone transmitter? 100 watts continuous 141 watts continuous 175 watts continuous 200 watts continuous AT4D07161NWhy might a dummy antenna get warm when in use? Because it stores electric current Because it stores radio waves Because it absorbs static electricity Because it changes RF energy into heat DT4D08161NWhat is used to measure relative signal strength in a receiver? An S meter An RST meter A signal deviation meter An SSB meter AT4D09161NHow can exposure to a large amount of RF energy affect body tissue? It causes radiation poisoning It heats the tissue It paralyzes the tissue It produces genetic changes in the tissue BT4D10161NWhich body organ is the most likely to be damaged from the heating effects of RF radiation? Eyes Hands Heart Liver AT4D11161NWhat organization has published safety guidelines for the maximum limits of RF energy near the human body? The Institute of Electrical and Electronics Engineers (IEEE) The Federal Communications Commission (FCC) The Environmental Protection Agency (EPA) The American National Standards Institute (ANSI) DT4D12162NWhat is the purpose of the ANSI RF protection guide? It lists all RF frequency allocations for interference protection It gives RF exposure limits for the human body It sets transmitter power limits for interference protection It sets antenna height limits for aircraft protection BT4D13162NAccording to the ANSI RF protection guide, what frequencies cause us the greatest risk from RF energy? 3 to 30 MHz 300 to 3000 MHz Above 1500 MHz 30 to 300 MHz DT4D14162NWhy is the limit of exposure to RF the lowest in the frequency range of 30 MHz to 300 MHz, according to the ANSI RF protection guide? There are more transmitters operating in this range There are fewer transmitters operating in this range Most transmissions in this range are for a longer time The human body absorbs RF energy the most in this range DT4D15162NAccording to the ANSI RF protection guide, what is the maximum safe power output to the antenna of a hand held VHF or UHF radio? 125 milliwatts 7 watts 10 watts 25 watts BT4D16162NAfter you have opened a VHF power amplifier to make internal tuning adjustments, what should you do before you turn the amplifier on? Remove all amplifier shielding to ensure maximum cooling Make sure that the power interlock switch is bypassed so you can test the amplifier Be certain all amplifier shielding is fastened in place Be certain no antenna is attached so that you will not cause any interference CT5A01163NWhat does resistance do in an electric circuit? It stores energy in a magnetic field It stores energy in an electric field It provides electrons by a chemical reaction It opposes the flow of electrons DT5A02163NWhat is the ability to store energy in a magnetic field called? Admittance Capacitance Resistance Inductance DT5A03164NWhat is the basic unit of inductance? The coulomb The farad The henry The ohm CT5A04164NWhat is a henry? The basic unit of admittance The basic unit of capacitance The basic unit of inductance The basic unit of resistance CT5A05164NWhat is the ability to store energy in an electric field called? Inductance Resistance Tolerance Capacitance DT5A06165NWhat is the basic unit of capacitance? The farad The ohm The volt The henry AT5A07165NWhat is a farad? The basic unit of resistance The basic unit of capacitance The basic unit of inductance The basic unit of admittance BT5A08165NIf two equal-value inductors are connected in series, what is their total inductance? Half the value of one inductor Twice the value of one inductor The same as the value of either inductor The value of one inductor times the value of the other BT5A09165NIf two equal-value inductors are connected in parallel, what is their total inductance? Half the value of one inductor Twice the value of one inductor The same as the value of either inductor The value of one inductor times the value of the other AT5A10165NIf two equal-value capacitors are connected in series, what is their total capacitance? Twice the value of one capacitor The same as the value of either capacitor Half the value of either capacitor The value of one capacitor times the value of the other CT5A11166NIf two equal-value capacitors are connected in parallel, what is their total capacitance? Twice the value of one capacitor Half the value of one capacitor The same as the value of either capacitor The value of one capacitor times the value of the other AT5B01166NOhm's Law describes the mathematical relationship between what three electrical quantities? Resistance, voltage and power Current, resistance and power Current, voltage and power Resistance, current and voltage DT5B02167NHow is the current in a DC circuit calculated when the voltage and resistance are known? I = R x E [current equals resistance multiplied by voltage] I = R / E [current equals resistance divided by voltage] I = E / R [current equals voltage divided by resistance] I = P / E [current equals power divided by voltage] CT5B03167NHow is the resistance in a DC circuit calculated when the voltage and current are known? R = I / E [resistance equals current divided by voltage] R = E / I [resistance equals voltage divided by current] R = I x E [resistance equals current multiplied by voltage] R = P / E [resistance equals power divided by voltage] BT5B04167NHow is the voltage in a DC circuit calculated when the current and resistance are known? E = I / R [voltage equals current divided by resistance] E = R / I [voltage equals resistance divided by current] E = I x R [voltage equals current multiplied by resistance] E = P / I [voltage equals power divided by current] CT5B05167NIf a 12-volt battery supplies 0.25 ampere to a circuit, what is the circuit's resistance? 0.25 ohm 3 ohm 12 ohms 48 ohms DT5B06167NIf a 12-volt battery supplies 0.15 ampere to a circuit, what is the circuit's resistance? 0.15 ohm 1.8 ohm 12 ohms 80 ohms DT5B07168NIf a 4800-ohm resistor is connected to 120 volts, approximately how much current will flow through it? 4 A 25 mA 25 A 40 MA BT5B08168NIf a 48000-ohm resistor is connected to 120 volts, approximately how much current will flow through it? 400 A 40 A 25 mA 2.5 mA DT5B09168NIf a 4800-ohm resistor is connected to 12 volts, approximately how much current will flow through it? 2.5 mA 25 mA 40 A 400 A AT5B10168NIf a 48000-ohm resistor is connected to 12 volts, approximately how much current will flow through it? 250 uA 250 mA 4000 mA 4000 A AT5B11169NIf you know the voltage and current supplied to a circuit, what formula would you use to calculate the circuit's resistance? Ohm's law Tesla's law Ampere's law Kirchhoff's law AT6A01169NWhat are the most common resistor types? Plastic and porcelain Film and wire-wound Electrolytic and metal-film Iron core and brass core BT6A02169NWhat does a variable resistor or potentiometer do? Its resistance changes when AC is applied to it It transforms a variable voltage into a constant voltage Its resistance changes when its slide or contact is moved Its resistance changes when it is heated CT6A03169NHow do you find a resistor's tolerance rating? By using a voltmeter By reading the resistor's color code By using Thevenin's theorem for resistors By reading its Baudot code BT6A04170NWhat do the first three color bands on a resistor indicate? The value of the resistor in ohms The resistance tolerance in percent The power rating in watts The resistance material AT6A05170NWhat does the fourth color band on a resistor indicate? The value of the resistor in ohms The resistance tolerance in percent The power rating in watts The resistance material BT6A06171NWhy do resistors sometimes get hot when in use? Some electrical energy passing through them is lost as heat Their reactance makes them heat up Hotter circuit components nearby heat them up They absorb magnetic energy which makes them hot AT6A07171NWhy would a large size resistor be used instead of a smaller one of the same resistance? For better response time For a higher current gain For greater power dissipation For less impedance in the circuit CT6A08171NWhat are the possible values of a 100-ohm resistor with a 10% tolerance? 90 to 100 ohms 10 to 100 ohms 90 to 110 ohms 80 to 120 ohms CT6A09171NHow do you find a resistor's value? By using a voltmeter By using the resistor's color code By using Thevenin's theorem for resistors By using the Baudot code BT6A10171NWhich tolerance rating would a high-quality resistor have? 0.1% 5% 10% 20% AT6A11172NWhich tolerance rating would a low-quality resistor have? 0.1% 5% 10% 20% DT6B01172NWhat is an inductor core? The place where a coil is tapped for resonance A tight coil of wire used in a transformer Insulating material placed between the wires of a transformer The place inside an inductor where its magnetic field is concentrated DT6B02172NWhat does an inductor do? It stores a charge electrostatically and opposes a change in voltage It stores a charge electrochemically and opposes a change in current It stores a charge electromagnetically and opposes a change in current It stores a charge electromechanically and opposes a change in voltage CT6B03172NWhat determines the inductance of a coil? The core material, the core diameter, the length of the coil and whether the coil is mounted horizontally or vertically The core diameter, the number of turns of wire used to wind the coil and the type of metal used for the wire The core material, the number of turns used to wind the core and the frequency of the current through the coil The core material, the core diameter, the length of the coil and the number of turns of wire used to wind the coil DT6B04173NAs an iron core is inserted in a coil, what happens to the coil's inductance? It increases It decreases It stays the same It disappears AT6B05173NWhat can happen if you tune a ferrite-core coil with a metal tool? The metal tool can change the coil's inductance and cause you to tune the coil incorrectly The metal tool can become magnetized so much that you might not be able to remove it from the coil The metal tool can pick up enough magnetic energy to become very hot The metal tool can pick up enough magnetic energy to become a shock hazard AT6B06173YIn Figure T6-1 which symbol represents an adjustable inductor? Symbol 1 Symbol 2 Symbol 3 Symbol 4 BT6B07174YIn Figure T6-1 which symbol represents an iron-core inductor? Symbol 1 Symbol 2 Symbol 3 Symbol 4 DT6B08174YIn Figure T6-1 which symbol represents an inductor wound over a toroidal core? Symbol 1 Symbol 2 Symbol 3 Symbol 4 DT6B09174YIn Figure T6-1 which symbol represents an electrolytic capacitor? Symbol 1 Symbol 2 Symbol 3 Symbol 4 AT6B10174YIn Figure T6-1 which symbol represents a variable capacitor? Symbol 1 Symbol 2 Symbol 3 Symbol 4 CT6B11174NWhat describes a capacitor? Two or more layers of silicon material with an insulating material between them The wire used in the winding and the core material Two or more conductive plates with an insulating material between them Two or more insulating plates with a conductive material between them CT6B12175NWhat does a capacitor do? It stores a charge electrochemically and opposes a change in current It stores a charge electrostatically and opposes a change in voltage It stores a charge electromagnetically and opposes a change in current It stores a charge electromechanically and opposes a change in voltage BT6B13175NWhat determines the capacitance of a capacitor? The material between the plates, the area of one side of one plate, the number of plates and the spacing between the plates The material between the plates, the number of plates and the size of the wires connected to the plates The number of plates, the spacing between the plates and whether the dielectric material is N type or P type The material between the plates, the area of one plate, the number of plates and the material used for the protective coating AT6B14176NAs the plate area of a capacitor is increased, what happens to its capacitance? It decreases It increases It stays the same It disappears BT7A01176NWhy do modern HF transmitters have a built-in low-pass filter in theirRF output circuits? To reduce RF energy below a cutoff point To reduce low-frequency interference to other amateurs To reduce harmonic radiation To reduce fundamental radiation CT7A02176NWhat circuit blocks RF energy above and below a certain limit? A band-pass filter A high-pass filter An input filter A low-pass filter AT7A03176NWhat type of filter is used in the IF section of receivers to block energy outside a certain frequency range? A band-pass filter A high-pass filter An input filter A low-pass filter AT7A04177NWhat circuit is found in all types of receivers? An audio filter A beat-frequency oscillator A detector An RF amplifier CT7A05177NWhat circuit has a variable-frequency oscillator connected to a driver and a power amplifier? A packet-radio transmitter A crystal-controlled transmitter A single-sideband transmitter A VFO-controlled transmitter DT7A06177NWhat circuit combines signals from an IF amplifier stage and a beat-frequency oscillator (BFO), to produce an audio signal? An AGC circuit A detector circuit A power supply circuit A VFO circuit BT7A07177NWhat circuit uses a limiter and a frequency discriminator to produce an audio signal? A double-conversion receiver A variable-frequency oscillator A superheterodyne receiver A FM receiver DT7A08177YWhat circuit is pictured in Figure T7-1 if block 1 is a variable-frequency oscillator? A packet-radio transmitter A crystal-controlled transmitter A single-sideband transmitter A VFO-controlled transmitter DT7A09178YWhat is the unlabeled block in Figure T7-2? An AGC circuit A detector A power supply A VFO circuit BT7A10178YWhat circuit is pictured in Figure T7-3? A double-conversion receiver A variable-frequency oscillator A superheterodyne receiver An FM receiver DT7A11179YWhat is the unlabeled block in Figure T7-4? A band-pass filter A crystal oscillator A reactance modulator A rectifier modulator CT8A01179NWhat is the name for unmodulated carrier wave emissions? Phone Test CW RTTY BT8A02179NWhat is the name for Morse code emissions produced by switching a transmitter's output on and off? Phone Test CW RTTY CT8A03179NWhat is RTTY? Amplitude-keyed telegraphy Frequency-shift-keyed telegraphy Frequency-modulated telephony Phase-modulated telephony BT8A04180NWhat is the name for packet-radio emissions? CW Data Phone RTTY BT8A05180NHow is tone-modulated Morse code produced? By feeding a microphone's audio signal into an FM transmitter By feeding an on/off keyed audio tone into a CW transmitter By on/off keying of a carrier By feeding an on/off keyed audio tone into a transmitter DT8A06180NWhat is the name of the voice emission most used on VHF/UHF repeaters? Single-sideband phone Pulse-modulated phone Slow-scan phone Frequency modulated phone DT8A07180NWhat is the name of the voice emission most used on amateur HF bands? Single-sideband phone Pulse-modulated phone Slow-scan phone Frequency modulated phone AT8A08180NWhat is meant by the upper-sideband (USB)? The part of a single-sideband signal which is above the carrier frequency The part of a single-sideband signal which is below the carrier frequency Any frequency above 10 MHz The carrier frequency of a single-sideband signal AT8A09181NWhat emissions are produced by a transmitter using a reactance modulator? CW Test Single-sideband, suppressed-carrier phone Phase-modulated phone DT8A10181NWhat other emission does phase modulation most resemble? Amplitude modulation Pulse modulation Frequency modulation Single-sideband modulation CT8A11182NWhat is the name for emissions produced by an on/off keyed audio tone? RTTY MCW CW Phone BT8B01182NWhat is another name for a constant-amplitude radio-frequency signal? An RF carrier An AF carrier A sideband carrier A subcarrier AT8B02182NWhat is modulation? Varying a radio wave in some way to send information Receiving audio information from a signal Increasing the power of a transmitter Suppressing the carrier in a single-sideband transmitter AT8B03182NWhat kind of emission would your FM transmitter produce if its microphone failed to work? An unmodulated carrier A phase-modulated carrier An amplitude-modulated carrier A frequency-modulated carrier AT8B04183NHow would you modulate a 2-meter FM transceiver to produce packet-radio emissions? Connect a terminal-node-controller to interrupt the transceiver's carrier wave Connect a terminal-node-controller to the transceiver's microphone input Connect a keyboard to the transceiver's microphone input Connect a DTMF key pad to the transceiver's microphone input BT8B05183NWhy is FM voice best for local VHF/UHF radio communications? The carrier is not detectable It is more resistant to distortion caused by reflected signals It has high-fidelity audio which can be understood even when the signal is somewhat weak Its RF carrier stays on frequency better than the AM modes CT8B06183NWhy do many radio receivers have several IF filters of different bandwidths that can be selected by the operator? Because some frequency bands are wider than others Because different bandwidths help increase the receiver sensitivity Because different bandwidths improve S-meter readings Because some emission types need a wider bandwidth than others to be received properly DT8B07183NWhich list of emission types is in order from the narrowest bandwidth to the widest bandwidth? RTTY, CW, SSB voice, FM voice CW, FM voice, RTTY, SSB voice CW, RTTY, SSB voice, FM voice CW, SSB voice, RTTY, FM voice CT8B08183NWhat is the usual bandwidth of a single-sideband amateur signal? 1 kHz 2 kHz Between 3 and 6 kHz Between 2 and 3 kHz DT8B09184NWhat is the usual bandwidth of a frequency-modulated amateur signal? Less than 5 kHz Between 5 and 10 kHz Between 10 and 20 kHz Greater than 20 kHz CT8B10184NWhat is the result of overdeviation in an FM transmitter? Increased transmitter power Out-of-channel emissions Increased transmitter range Poor carrier suppression BT8B11184NWhat causes splatter interference? Keying a transmitter too fast Signals from a transmitter's output circuit are being sent back to its input circuit Overmodulation of a transmitter The transmitting antenna is the wrong length CT9A01184NWhat is a directional antenna? An antenna which sends and receives radio energy equally well in all directions An antenna that cannot send and receive radio energy by skywave or skip propagation An antenna which sends and receives radio energy mainly in one direction An antenna which sends and receives radio energy equally well in two opposite directions CT9A02185NHow is a Yagi antenna constructed? Two or more straight, parallel elements are fixed in line with each other Two or more square or circular loops are fixed in line with each other Two or more square or circular loops are stacked inside each other A straight element is fixed in the center of three or more elements which angle toward the ground AT9A03185NWhat type of beam antenna uses two or more straight elements arranged in line with each other? A delta loop antenna A quad antenna A Yagi antenna A Zepp antenna CT9A04185NHow many directly driven elements do most beam antennas have? None One Two Three BT9A05186NWhat is a parasitic beam antenna? An antenna where some elements obtain their radio energy by induction or radiation from a driven element An antenna where wave traps are used to magnetically couple the elements An antenna where all elements are driven by direct connection to the feed line An antenna where the driven element obtains its radio energy by induction or radiation from director elements AT9A06186NWhat are the parasitic elements of a Yagi antenna? The driven element and any reflectors The director and the driven element Only the reflectors (if any) Any directors or any reflectors DT9A07186NWhat is a cubical quad antenna? Four straight, parallel elements in line with each other, each approximately 1/2-electrical wavelength long Two or more parallel four-sided wire loops, each approximately one-electrical wavelength long A vertical conductor 1/4-electrical wavelength high, fed at the bottom A center-fed wire 1/2-electrical wavelength long BT9A08187NWhat is a delta loop antenna? A type of cubical quad antenna, except with triangular elements rather than square A large copper ring or wire loop, used in direction finding An antenna system made of three vertical antennas, arranged in a triangular shape An antenna made from several triangular coils of wire on an insulating form AT9A09187NWhat type of non-directional antenna is easy to make at home and works well outdoors? A Yagi A delta loop A cubical quad A ground plane DT9A10187NWhat type of antenna is made when a magnetic-base whip antenna is placed on the roof of a car? A Yagi A delta loop A cubical quad A ground plane DT9A11187NIf a magnetic-base whip antenna is placed on the roof of a car, in what direction does it send out radio energy? It goes out equally well in all horizontal directions Most of it goes in one direction Most of it goes equally in two opposite directions Most of it is aimed high into the air AT9B01187NWhat does horizontal wave polarization mean? The magnetic lines of force of a radio wave are parallel to the earth's surface The electric lines of force of a radio wave are parallel to the earth's surface The electric lines of force of a radio wave are perpendicular to the earth's surface The electric and magnetic lines of force of a radio wave are perpendicular to the earth's surface BT9B02188NWhat does vertical wave polarization mean? The electric lines of force of a radio wave are parallel to the earth's surface The magnetic lines of force of a radio wave are perpendicular to the earth's surface The electric lines of force of a radio wave are perpendicular to the earth's surface The electric and magnetic lines of force of a radio wave are parallel to the earth's surface CT9B03188NWhat electromagnetic-wave polarization does a Yagi antenna have when its elements are parallel to the earth's surface? Circular Helical Horizontal Vertical CT9B04188NWhat electromagnetic-wave polarization does a half-wavelength antenna have when it is perpendicular to the earth's surface? Circular Horizontal Parabolical Vertical DT9B05188NWhat electromagnetic-wave polarization does most man-made electrical noise have in the HF and VHF spectrum? Horizontal Left-hand circular Right-hand circular Vertical DT9B06189NWhat does standing-wave ratio mean? The ratio of maximum to minimum inductances on a feed line The ratio of maximum to minimum resistances on a feed line The ratio of maximum to minimum impedances on a feed line The ratio of maximum to minimum voltages on a feed line DT9B07189NWhat does forward power mean? The power traveling from the transmitter to the antenna The power radiated from the top of an antenna system The power produced during the positive half of an RF cycle The power used to drive a linear amplifier AT9B08189NWhat does reflected power mean? The power radiated down to the ground from an antenna The power returned to a transmitter from an antenna The power produced during the negative half of an RF cycle The power returned to an antenna by buildings and trees BT9B09189NWhat happens to radio energy when it is sent through a poor quality coaxial cable? It causes spurious emissions It is returned to the transmitter's chassis ground It is converted to heat in the cable It causes interference to other stations near the transmitting frequency CT9B10189NWhat is an unbalanced line? Feed line with neither conductor connected to ground Feed line with both conductors connected to ground Feed line with one conductor connected to ground Feed line with both conductors connected to each other CT9B11190NWhat device can be installed to feed a balanced antenna with an unbalanced feed line? A balun A loading coil A triaxial transformer A wavetrap AT9C01190NWhat common connector usually joins RG-213 coaxial cable to an HF transceiver? An F-type cable connector A PL-259 connector A banana plug connector A binding post connector BT9C02190NWhat common connector usually joins a hand held transceiver to its antenna? A BNC connector A PL-259 connector An F-type cable connector A binding post connector AT9C03190NWhich of these common connectors has the lowest loss at UHF? An F-type cable connector A type-N connector A BNC connector A PL-259 connector BT9C04191NIf you install a 6-meter Yagi antenna on a tower 150 feet from your transmitter, which of the following feed lines is best? RG-213 RG-58 RG-59 RG-174 AT9C05191NIf you have a transmitter and an antenna which are 50 feet apart, but are connected by 200 feet of RG-58 coaxial cable, what should be done to reduce feed line loss? Cut off the excess cable so the feed line is an even number of wavelengths long Cut off the excess cable so the feed line is an odd number of wavelengths long Cut off the excess cable Roll the excess cable into a coil which is as small as possible CT9C06191NAs the length of a feed line is changed, what happens to signal loss? Signal loss is the same for any length of feed line Signal loss increases as length increases Signal loss decreases as length increases Signal loss is the least when the length is the same as the signal's wavelength BT9C07192NAs the frequency of a signal is changed, what happens to signal loss in a feed line? Signal loss is the same for any frequency Signal loss increases with increasing frequency Signal loss increases with decreasing frequency Signal loss is the least when the signal's wavelength is the same as the feed line's length BT9C08192NIf your antenna feed line gets hot when you are transmitting, what might this mean? You should transmit using less power The conductors in the feed line are not insulated very well The feed line is too long The SWR may be too high, or the feed line loss may be high DT9C09192NWhy should you make sure that no one can touch an open-wire feed line while you are transmitting with it? Because contact might cause a short circuit and damage the transmitter Because contact might break the feed line Because contact might cause spurious emissions Because high-voltage radio energy might burn the person DT9C10192NFor RF safety, what is the best thing to do with your transmitting antennas? Use vertical polarization Use horizontal polarization Mount the antennas where no one can come near them Mount the antenna close to the ground CT9C11192NWhy should you regularly clean, tighten and re-solder all antenna connectors? To help keep their resistance at a minimum To keep them looking nice To keep them from getting stuck in place To increase their capacitance A
