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1985-03-11
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41KB
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674 lines
641 THE AMAZING CYLINDRABOLA 4 276 54
641 MICROWAVE ANTENNA 4 265 50
642 GASFET BIASING 1 6810 59
642 10 GHZ ULTRA STABLE OSCILLATOR 3 1606 57
643 EASY TO BUILD RCV CONVERTER AND TEST EQP 1 6703 11
643 INTERDIGITAL MIXER FOR 3.4 GHZ 1 6805 77
643 CHEAP MICROWAVE RECEPTION 4 283 42
643 REPRINT OF ZS6AXT MICROWAVE ALIGNMENT PR 5 20 5
645 10 GHZ ATV-THE EASY WAY 2 4007 62
650 TRANSMITTER KEYING INTERFACE 1 6605 37
650 CW WAVE SHAPING CIRCUIT FOR TS-820S 1 6802 46
650 DIGITAL CMOS IAMBIC KEYER 1 6606 26
650 KEYER PADDLE CONTRUCTION IDEAS 1 6805 44
650 NOISE MAKER FOR LEARNING CODE 1 6710 30
650 CW FILTER AND ENHANCER 1 6604 33
650 CW ON A CHIP 1 6712 16
650 HOMEMADE KEYER PADDLE 1 6805 43
650 CHEAP IAMBIC PADDLE 1 6610 33
650 K6BSU TOUCH KEYER 1 6607 17
650 TUNABLE FILTER FOR CODE*STAR CODE READER 1 6712 42
650 TORSION BAR KEYER 1 6612 22
650 KEYBOARD KEYER AND CODE PRACTICE SYSTEM 1 6802 13
650 ERROR FREE MORSE CODE 2 3903 58
650 IMPROVE VIBROPLEX EK-1 2 4010 13
650 HOMEBREW ASCII KEYBOARD CONTROLLER 2 3801 22
650 THRESHOLD GATE-CW ACCESSORY 2 3906 54
650 BAND AID FOR KEYER POLARITY 2 3902 89
650 MORSE TIME SYNTHESIS 3 1604 16
650 BETTER MEMORY CW IDENTIFIER 3 1502 24
650 READOUT FOR DELUXE MEMORY KEYER 3 1504 50
650 EASIER APPROACH TO MORSE KEYBOARD 3 1704 80
650 LOW POWER KEYER AND INTERFACE 3 1602 68
650 PRECISION SPEED CONTROL FOR BILLBOARD KE 4 275 26
650 QRP KEYER FOR MISERS 4 274 58
650 CHEAP KEYER 4 266 104
650 EASY FIFO KEYBOARD 4 274 64
650 USING CASSETTE RECORDER AS MESSAGE KEYER 4 274 50
650 BILLBOARD KEYBOARD KEYER 4 274 44
650 NON SLIP CW KEYER 4 274 48
650 3 PIECE CPO 4 262 46
650 WPM DISPLAY FOR HEATH 1410 4 266 102
650 CW KEYBOARD 4 278 20
650 ROMLESS RAMLESS CQ SENDER 4 274 90
650 CW INTERFACE CIRCUIT 4 257 104
650 AIR FORCE CW 4 262 72
650 CODE TRAINER 4 274 12
650 KEYER W/SPEED READOUT 4 262 60
650 TACTILE TRANSDUCER FOR CW 5 8 11
650 TWO EXPERIMENTAL KEYERS 5 7 7
660 FIBERGLASS POLES FOR ANTENNAS 1 6703 41
660 ANTENNA SWITCHING 1 6806 42
660 EASY TO MAKE CONNECTORS FOR 1/2" HARDWAR 1 6803 44
660 AUTOMATIC ANTENNA DISCONNECTOR 2 4004 44
660 ANTENNA HINGE 3 1608 70
660 KNOT GUIDE 4 265 78
670 HOW TO BUY AND USE SURPLUS PARTS 3 1708 32
670 R-109 ARMY SURPLUS FOR 10 MTRS 4 285 70
670 USED GEAR BONANZA 4 258 88
680 MOBILE ANTENNA MATCHING-AUTOMATICALLY 1 6610 15
680 MOBILE CONSOLE 1 6704 38
680 FLEXIBLE MOBILE ANTENNA MOUNT 1 6709 38
680 GROUNDING MOBILE INSTALLATION 1 6704 37
680 ALTERNATOR WHINE FILTER 1 6602 49
680 POCKET MAG MOUNT 1 6601 48
680 A SIMPLE HEADLIGHT REMINDER 2 3801 32
680 MOBILE CW 2 4004 80
680 MOBILE POWER SUPPLIES 4 284 56
680 TRADE SECRETS OF MOBILE INSTALLATIONS 4 280 64
680 BEST WAY TO MOUNT MOBILE RIG 4 271 64
680 4 BAND MOBILE ANTENNA 4 283 56
680 MOBILE SWL CONVERTER 4 269 70
680 MOBILE RIG WHINE 4 271 30
680 MOBILE AUTODIALER 4 271 20
680 TROUBLESHOOTING MOBILE NOISE 4 269 88
680 LAND MOBILE COMMUNICATION ENGR REVIEW 5 31 11
684 20 METER MOBILE VERTICAL 3 1605 26
685 QUICK AND EASY 15 MTR MOBILE ANTENNA 2 4004 58
686 10 MTR ANTENNA FOR MARITIME MOBILE 2 3801 62
687 USING CAR ANTENNA FOR 2 MTRS 1 6810 40
690 BEGINNER'S LOOK AT BASIC OSCILLATORS 1 6802 35
690 ABOUT RUBBERING CRYSTALS 1 6706 41
690 FRANKLIN VFO-WITH JFETS 2 3801 58
690 VFO'S TUNED BY CYLINDER AND DISC 3 1602 58
690 WIDEBAND VCO DESIGN 3 1707 49
690 PHANTOM COIL VXO 3 1501 66
690 THE FUN OSCILLATOR-QRP 4 257 12
690 BUILD DIGITAL VFO 4 261 12
690 MULTIMODE FM-ABLE VX0 5 4 2
697 SIX METER VFO 4 278 48
699 BATTERY POWERED 30 MTR VFO 1 6805 35
700 INEXPENSIVE CTCSS TONE GENERATOR 1 6701 45
700 WIDE RANGE VARIABLE AUDIO OSCILLATOR 1 6706 23
700 AUDIO AMP WITH AGC 1 6704 29
700 OUTBOARD VOLUME CONTROL 2 3903 44
700 OUTBOARD VOLUME CONTROL 2 3901 58
700 SMART SQUELCH 3 1606 37
700 PROGRAMMABLE PL TONE GENERATOR 3 1704 67
700 TWO TONE GENERATOR 3 1506 32
700 AUDIO AGC 3 1709 24
700 FOUR TONE AUDIO OSCILLATOR 4 269 20
700 TWO TONE AUDIO GENERATOR 4 282 84
700 VARIABLE FREQ NOTCH PLUS PEAKER 4 278 14
700 NASA AUDIO BEEPER 4 282 88
700 AUDIO PREAMP 4 267 122
700 AUDIO PHASE SHIFT OSCILLATOR 4 277 54
700 TWO TONE SCANNER SQUELCH 4 278 84
700 TWO DIGIT DTMF DECODER 4 277 86
700 AUDIO SQUELCH TAIL DELAY 4 267 14
700 ONE CHIP AUDIO AMP 4 266 90
701 AMPLIFIER FOR RC ACTIVE CW FILTER 1 6802 47
710 UNIVERSAL RTTY CURRENT LOOP INTERFACE 1 6802 17
710 PASSIVE RTTY SCOPE ADAPTER 1 6808 36
710 RS232C 1 6804 77
710 DIVERSITY COMBINER FOR RTTY RECEPTION 1 6609 42
710 LOW COST, MODULAR APPROACH TO RTTY 1 6708 16
710 RTTY SPEED AND CODE CONVERTER PT 2 1 6602 26
710 RTTY SPEED AND CODE CONVERTER PT 1 1 6601 18
710 MODEL 15 STILL LIVES! 2 3911 75
710 HOW TO TUNE IN RTTY SIGNALS 2 3911 78
710 COMPLETE TRS80 RTTY SYSTEM 2 3811 103
710 RTTY OSCILLOSCOPE MONITOR 2 3911 72
710 GETTING STARTED IN RTTY 2 3911 58
710 XY DISPLAY FOR CW AND RTTY TU SIGNALS 2 3911 42
710 MODEM TONES-WHAT THEY MEAN 2 3811 42
710 HP-IL SERIAL LOOP 3 1704 101
710 USING RTTY 100%DUTY CYCLE W/TRIBANDER 4 264 32
710 RTTY ARTWORK 4 276 28
710 $200 RTTY SYSTEM 4 264 24
710 RTTY TUNING INDICATOR 4 270 10
710 RTTY ART STORAGE BY COMPUTER 5 8 6
710 BIBLIOGRAPHY ON MINUMUM SHIFT KEYING 5 14 4
710 RTTY SEND PGM & INTERFACE ZX81 5 11 3
710 FSK VS AFSK 6 3103 N/A
710 AEA AND VIC 20 ON RTTY 6 3110 12
710 RTTY JOURNAL INDEX 1981 TO 1983 6 3201 15
710 VIC 20 RTTY INTERFACE 6 3103 N/A
710 RTTY OPERATION W/DRAKE EQUIPMENT 6 3108 N/A
710 AFSK KEYERS THEORY AND APPLICATION 6 3104 12
710 45 BAUD TRS80 RS232 BOARD 6 3109 N/A
710 THE DOVETRON AT HIGHER BAUD RATE 6 3109 N/A
710 ADAPTING MODERN XCVRS TO FSK 6 3206 17
710 MSO'S #7 6 3206 8
711 EGBERT RTTY PGM 1 6606 49
711 MORSE CODE SYSTEM FOR VIC 20 1 6810 11
711 RTTY AND THE ATARI COMPUTER 3 1607 36
711 COMPLETE RTTY FOR THE TIMEX 5 31 3
711 RTTY SERIES FOR HEATH\ZENITH 6 3207 6
711 USING KAYPRO II ON RTTY 6 3208 8
713 RTTY MODEM W/FSK RTTY 1 6809 38
713 PROGRAMMABLE SERIAL-COMMUNICATIONS INTER 1 6609 18
713 BUILD AN AMATEUR RADIO MODEM 1 6710 32
713 INTERFACING EXISTING OLD TU'S TO COMPUTE 2 3911 48
713 TU FOR COMMODORE COMPUTERS 2 3911 44
713 RS232 TO TTL INTERFACE 3 1511 70
713 RTTY TU DESIGNED FOR COMPUTERS 4 264 10
713 TIMEX/SINCLAIR RTTY TU 4 288 38
713 TU, PGM, AND MODEM FOR COLOR COMPUTER 4 276 58
713 VARIABLE SHIFT TU 4 283 70
713 SIMPLE AFSK GENERATOR 4 288 102
713 DATA AND CLOCK MODEM DCM-1 5 4 3
713 IR-1000 ON AMTOR 6 3206 3
713 RTTY RU CKT FOR SINCLAIR 6 3204 N/A
716 GRAPHICS ON RTTY 1 6709 11
716 OPERATING WITH AMTOR 1 6707 40
716 AMTOR CONTROVERSY 1 6712 49
716 AUTO RESPONSE QSO'S ON RTTY 1 6608 62
716 AN INTRODUCTION TO AMTOR 1 6707 11
716 Z-AMTOR:AN ADVANCED AMTOR CONVERTER 1 6802 25
716 RTTY BIT PATTERN ANALYSIS 1 6807 20
716 NEW TRENDS IN RTTY 2 3905 71
716 AMTOR-A HANDS ON PRIMER 2 3911 37
716 AMTOR OPERATING PROCEDURES 4 287 62
716 USING RTTY MAILBOXES 4 278 46
716 ELECTRONIC MAILBOXES 4 271 44
716 VHF MAILBOXES 4 272 48
716 AMTOR IN AUSTRALIA 5 26 9
716 AMTOR-CONTINUED 6 3207 3
716 MSO'S PT 2 6 3201 4
716 MSO PT 9 6 3208 7
716 MSO'S PT 6 6 3205 10
716 AMTOR-AN IMPROVED ERROR FREE RTTY SYSTEM 6 3105 N/A
716 MSO'S PT 3 6 3202 N/A
716 AMTOR CONTINUED 6 3208 14
716 OPERATING TECHNIQUES PECULIAR TO AMTOR 6 3108 N/A
716 MSO'S PT 5 6 3204 N/A
716 MSO'S #8 6 3207 10
716 MSO'S PT 1 6 3110 6
716 PARALLEL LINE PRINTER INTERFACE 6 3208 10
716 AMTOR-HANDS ON PRIMER 6 3206 3
716 MSO'S PT 4 6 3203 8
717 SERIAL ASCII/BAUDOT GENERATOR 1 6707 20
717 DIGITAL CODES DECIPHERS 1 6703 62
717 THE CASE FOR 45 BAUD ASCII 6 3102 N/A
720 COMPUTERIZED ATV 1 6804 44
720 SLOW SCAN TV WITH A DIFFERENCT 2 3809 36
720 SINGLE FRAME COLOR 2 3812 110
720 SINGLE FRAME COLOR 2 3901 98
720 FUTURE VIDEO, MODEL 400 MODS 2 3810 74
720 HOLOGRAPHIC VIDEO 2 3805 50
720 THE NEW SCAN CONVERTERS 2 3811 74
720 SSTV BASICS 2 3808 98
720 HOLOGRAPHICS 2 3809 54
720 CRT CHARACTER ENHANCER 3 1508 66
720 INEXPENSIVE VIDEO MONITOR 3 1604 12
721 LINEAR AMPS FOR ATV 1 6608 24
721 500 KHZ ATV BANDWIDTH PROPOSED 4 268 32
721 ATV CONVERTER 4 258 20
722 SLOW SCAN COLOR TV SYSTEM 1 6606 15
722 HIGH RESOLUTION SSTV 1 6708 11
722 SSTV TODAY 1 6706 11
722 GETTING SET UP ON SSTV 2 4007 80
722 APPLYING MICROCOMPUTERS TO SSTV 3 1506 20
722 SSTV BAR GENERATORS 4 281 60
722 SSTV PICTURE PRESERVATION 4 275 38
730 POWER SUPPLIES FROM OLD BATTERY CHARGERS 1 6712 42
730 MOBILE POWER SUPPLY FOR 2 MTR HT 1 6602 50
730 POWER SUPPLY FOR FM PORTABLES 1 6803 17
730 AMATEUR USE OF SOLAR POWER-PT 1 1 6610 11
730 TRIPLE MODE POWER SUPPLY 1 6709 37
730 BATTERY LOW VOLTAGE INDICATOR 1 6708 33
730 PS5-5A PORTABLE POWER SUPPLY 1 6706 19
730 AMATEUR USE OF SOLAR ELECTRIC POWER 1 6611 30
730 BUILD AA4PZ POWER CHARGER 1 6612 17
730 GENERATOR TESTING 1 6603 38
730 OVERVOLTAGE PROTECTION FOR 13.8V SUPPLIE 1 6710 37
730 NI CAD PANDEMONIUM 1 6603 32
730 IMPROVEMENTS AA6PZ POWER CHARGER 1 6709 45
730 LOW VOLTAGE POWER SUPPLY 2 3903 40
730 SAVING MONEY ON HI VOLTAGE POWER SUPPLIE 2 3804 39
730 CIG LIGHTER UTILITY BOX FOR HT'S 2 4007 44
730 CHEAP POWER SUPPLY CHARGER FOR IC2A 2 3807 18
730 DC TO DC CONVERTER FOR HT 2 3907 24
730 HEAVY DUTY POWER SUPPLY 2 3901 36
730 LIVING W/LEAD ACID BATTERY 2 3909 66
730 POWER SUPPLY FOR GASFETS 3 1511 18
730 BATTERY CHARGE SENSOR 3 1512 54
730 PRECISION BATTERY VOLT MONITOR FOR HT'S 3 1509 78
730 NICAD BATTERY MYTHS 3 1601 62
730 SWITCHING HIGHVOLTAGE POWER SUPPLY 3 1704 48
730 FAIL SAFE AMPLIFIER POWER SUPPLY 3 1609 32
730 BIG AMPLIFIER POWER SUPPLY 3 1506 64
730 PHOTOVOLTAIC CELLS-A PROGRESS REPORT 3 1612 52
730 DUAL VOLTAGE POWER SUPPLY 3 1603 32
730 6 OUTPUT POWER SUPPLY 3 1710 12
730 NICAD AUTO CHARGER 4 271 38
730 CHEAP 12 VOLT MODERATE CURRENT PS 4 287 10
730 INTELLIGENT NICAD DISCHARGER 4 286 36
730 WET BATTERY QUIZ 4 282 92
730 18KV WITH NO TRANSFORMER 4 275 94
730 HT CHARGER AND ACCESSORY BOX 4 266 26
730 BUILD CUSTOMIZED POWER SUPPLY 4 275 8
730 -12 VOLTS FROM 5 VOLT SUPPLY 4 283 14
730 SECRETS OF NICADS 4 280 88
730 CHEAP 12 V POWER SUPPLY 4 266 56
730 INTELLIGENT BATTERY CHARGING CIRCUIT 4 279 86
730 KA1QZ POWER SUPPLE 4 278 10
730 NICAD REPLACEMENT PS IN CAR 4 271 40
730 POWER SUPPLY THEORY 4 279 21
730 BATTERY MONITOR 4 275 48
730 PROTECT PASS TRANSISTORS-CROWBAR 4 265 76
730 VOLTAGE QUADRUPLER 4 269 84
730 FIELD DAY GENERATOR 4 271 12
730 REDUCING SPEED OF INTERNAL COOLING UNITS 5 27 2
740 SEQUENTIAL PAGING DECODER 1 6805 31
740 DIGIPEATER 1 6703 71
740 MICROCOMPUTER REPEATER CONTROLLER 1 6712 26
740 DTMF CONTROLLER WITH SECURITY 1 6711 16
740 THE INSTANT REPEATER 2 3903 20
740 MICROPROCESSOR REPEATER CONTROLLER 3 1604 56
740 SYNTHESIZED TIME ID FOR REPEATER 3 1511 42
740 REPEATER CONTROLLER 3 1503 12
740 SPEECH SYNTHESIS FOR REPEATERS 3 1703 78
740 REPEATER S METER 4 280 28
740 REPEATER EMERGENCY ALARM 4 268 24
740 REPEATER COVERAGE 4 267 36
740 MULTIFUNCTION ID'ER 4 288 22
740 REPEATER CONTROLLER 4 285 42
740 REPEATER CONTROLLER 4 279 100
740 REPEATER CONTROL SYSTEM 4 269 32
740 REPEATER TALKING TIME 4 256 116
740 REPEATER COR DESIGN FOR NO MAINT OPERATI 4 275 24
740 THE PORTA-PEATER 4 258 12
740 GB3US MICROPROCESS LOGIC SYSTEM PT 1 5 27 8
740 GB3US RPTR LOGI SYS PT 2 5 28 5
740 STATE MACHINE ALGORITHYM 5 2 2
750 USING TV FOR FREQ STANDARD 1 6708 30
750 USING TV STATIONS FOR FREQ ACCURACY 1 6711 60
750 AUDIBLE FREQUENCY READOUT 1 6709 19
750 $50 FREQ COUNTER 3 1710 41
750 FREQENCY COUNTERS PT 2 4 288 8
750 COUNTER DESIGN PART 2 4 264 38
750 VK8DE FREQ COUNTER 4 281 22
750 COUNTER DESIGN PT 1 4 263 100
750 SIMPLE FREQ COUNTER 4 285 10
760 GROUND EFFECT ON DIPOLE WAVELENGTH 1 6710 47
760 CURRENT DISTRIBUTION OF DIPOLES 1 6810 42
760 NOVICE-DIPOLE ANTENNAS PT II 2 3906 48
760 OPEN SLEEVE DIPOLE 2 3908 13
760 NOVICE-DIPOLE ANTENNAS 2 3907 89
760 NOVICE-DIPOLE ANTENNAS PT I 2 3905 108
760 DIPOLE ANTENNA OVER SLOPING GROUND 3 1505 18
760 STAGGER-TUNED DIPOLS FOR INCREASE BANDWI 3 1605 22
760 TERMINATED FOLDED DIPOLE 4 284 26
760 MULTIPLE DIPOLES 4 284 60
770 KC2DR AUDIO FILTER 1 6607 28
770 1200/2400 AUDIO BANDPASS FILTER 1 6607 43
770 AUDIO FILTER WITH PIZZAZZ 1 6602 18
770 75 AND 300 OHM HIGH PASS FILTERS 1 6602 30
770 STANDARD VAL FILTER DESIGNS 1 6802 49
770 TUNABLE CW FILTER 1 6710 14
770 LOW COST ACTIVE AUDIO FILTER 1 6605 36
770 SWITCHED-CAPACITOR FILTERS 1 6803 19
770 HIGH PASS FILTERS FOR RCV APPLICATIONS 1 6710 17
770 ELECTRO ACOUSTIC CW FILTER 1 6704 35
770 DESIGN OF CRYSTAL LADDER FILTERS 1 6605 21
770 DIG SWITCHED CAP AUDIO FILTER 1 6807 11
770 FILTER SYSTEMS FOR MULTITRANSMITTER STAT 1 6707 28
770 88 MH INDUCTORS-A TRAP 1 6701 38
770 DIGITAL AUDIO FILTER FOR CW AND RTTY 3 1608 60
770 VHF/UHF FILTERS 3 1708 112
770 AUDIO FILTER BUILDING BLOCKS 3 1607 74
770 GRAPHIC FILTER DESIGN 3 1704 37
770 CRYSTAL LADDER FILTERS 3 1502 40
770 PEAKED LOWPASS-ULTRASHERICAL FILTER 3 1706 96
770 BRIDGED T FILTERS FOR AMATUER USE 3 1510 51
770 ELLIPTIC LOWPASS AUDIO FILTER DESIGN 3 1702 20
770 AUDIO FILTER 4 266 32
770 Q MASTER CAVITY FILTER 4 270 74
770 LOW PASS SPEECH FILTER USING SURPLUS IND 5 16 10
770 144/220 MHZ BANDPASS FILTER 5 25 7
780 W8JK ANTENNA-RECAP AND UPDATE 1 6606 11
780 SOME PRACTICAL ANTENNA CONSIDERATIONS 1 6802 30
780 WIRE ANTENNAS FOR THE BEGINNER 1 6706 33
780 CAGE ANTENNAS 1 6711 61
780 J ANTENNA IMPROVEMENTS 1 6802 48
780 GETTING THE MOST OUT OF YOUR ANTENNA 1 6707 34
780 J2 ANTENNA FOR 10 AND 24 MHZ 1 6703 41
780 BOOM EXCITED BEAM ANTENNA 1 6708 15
780 OTHER BANDS FOR THE JF ARRAY 1 6704 39
780 KEEPING BIRDS OFF ANTENNAS 1 6807 44
780 BUILDING AND USING 30 MTR ANTENNAS 1 6710 27
780 ELECTRICAL ANTENNA NULL STEERING 1 6610 28
780 EFFECT OF SUPPORT STRUCT ON WIRE ANTENNA 1 6612 32
780 LOW COST ANTENNA WIRE 1 6706 39
780 HI GAIN XRAY ANTENNA 1 6810 41
780 JF ARRAY 1 6611 26
780 THE WINDOM J-L 1 6802 37
780 ACTIVE ANTENNAS 2 3812 20
780 3.5-30 DISCAGE ANTENNA 2 4004 18
780 TRAVELING WAVE ANTENNAS 2 4004 32
780 REAL ESTATE EFFICIENT ANT FARM PT 11 2 4009 80
780 12 FOOT SUPER ANT FOR 20/15/10 2 3804 35
780 HOW TO GUIDE WIRE ANTENNA UP 70 FEET 2 4004 68
780 LONG WIRE ANTENNAS 2 3808 13
780 ZIMBEAM PHASED BEAM ANTENNAS 2 4004 40
780 DESIGN EFFICIENT ANTENNA FARM PT 1 2 4008 44
780 SINGLE ELEMENT OMNI DIR BOBTAIL 2 4008 108
780 HI FREQ DUMMY LOAD 3 1706 64
780 ANTENNA GEOMETRY FOR OPTIMUM PERFORMANCE 3 1505 60
780 HIGH PERFORMANCE CAPACITY LOADED DIPOLE 3 1705 33
780 EQUATIONS FOR ANTENNA PARAMETERS 3 1503 40
780 REPEATER ANTENNA BEAM TILTING 3 1605 29
780 OPEN WIRE CENTER FED ZEPP 3 1501 44
780 ANTENNA PERFORMANCE PARAMETERS 3 1705 110
780 END FED 8JK 3 1705 81
780 ALL BAND ACTIVE ANTENNA 4 265 44
780 GETTING ANTENNA WIRES IN TREES 4 277 58
780 J POLE 4 264 84
780 HOW TO CHECK YOUR TRANSMISSION LOBES 4 275 56
780 USING TREES FOR ANTENNAS SUPPORTS 4 277 50
780 ANTENNA REFINISHING 4 272 70
780 END FED 1/2 WAVE ZEPP 4 260 96
780 CAMPBELL J 4 265 60
780 CHEAP, MODIFIED ZEPP 4 281 10
780 MODIFICATION OF TURNSTILE ANTENNA 5 27 4
780 THOUGHTS ON ANTENNA DESIGN 5 30 4
782 ANTENNA SYSTEM FOR NEW NOVICE-80 MTRS 1 6803 37
783 CCD 40 MTR ANTENNA 4 260 40
785 3 EXPERIMENTAL ANTENNAS FOR 15 MTRS 2 3901 44
787 2 MTR J BEAM W/TRIGONAL REFLECTOR 1 6608 46
787 300 OHM RIBBON J ANTENNA FOR 2 MTRS 1 6604 43
787 6 MTR JAPANESE HENTENNA 1 6602 16
787 BUILD TIMELESS J ANTENNA 1 6611 40
787 2 MTR J POLE 2 3908 38
787 TURNSTYLER-CIRC POLARIZED 2 MTR ANTENNA 2 3911 66
787 2 MTR BAZOOKA 4 267 32
790 GETTING INTO AMATEUR RADIO PT 1 1 6802 22
790 POWER VS ENERGY 1 6604 47
790 BEGINNER'S LOOK AT DIGITAL ELECTRONICS 1 6705 31
790 MERITS OF FM VS SSB 1 6602 52
790 HOW RCVRS WORK PT 10 1 6810 30
790 BASIC TRANSISTOR THEORY 1 6808 39
790 CALCULATION SYSTEM NOISE TEMPS 1 6601 80
790 ANTENNA IMPEDANCES 1 6703 17
790 EQUATIONS FOR Z OF COUPLED ANTENNAS 1 6804 51
790 UNDERSTANDING RESISTORS PART 3 1 6803 11
790 UNDERSTANDING AND USING AUDIO FILTERS 1 6704 45
790 UNDERSTANDING AND MEASURING COILS 1 6710 23
790 INDUCTANCE OF SPACE WOUND COILS 1 6809 41
790 HOW TO READ A SCHEMATIC PT 2 1 6802 19
790 TRANSISTOR INPUT AND OUTPUT CAPACITANCES 1 6705 42
790 RADIO ANTENNAS-HOW THEY OPERATE 1 6809 30
790 ELECTRONIC SWITCHING 1 6809 19
790 IMPEDANCE MATCHING A BRIEF REVIEW 3 1706 49
790 OPERATION UPGRADE PT 4-SEMICONDUCTORS 3 1502 32
790 OPERATION UPGRADE PT 11-MODULATION,AM 3 1511 58
790 WILKINSON HYBRIDS 3 1501 12
790 HF HYBRIDS- A SECOND LOOK 3 1610 80
790 OPERATION UPGRADE PT 6-CLASSES OF AMPS 3 1504 56
790 BRANCH LINE HYBRIDS PT 2 3 1705 93
790 THE HYBRID COUPLER 3 1506 36
790 THE HYBRID RING 3 1608 50
790 OPERATION UPGRADE PT 7-TRANSMITTER BASIC 3 1506 54
790 RESONANT CIRCUITS 3 1704 12
790 APPLIED YAGI ANT DSGN PT II 220 MHZ 3 1706 33
790 OPERATION UPGRADE PT 10-ANTENNAS 3 1510 60
790 OPERATION UPGRADE PT 8-RECEIVERS 3 1507 56
790 BRANCH LINE HYBRID PART I 3 1704 107
790 CAPACITIVELY COUPLED HYBRIDS 3 1603 70
790 FM MODULATION TUTORIAL 3 1709 38
790 OPERATION UPGRADE PT 5-OSCILLATORS 3 1503 56
790 APPLIED YAGI DESIGN PT I 3 1705 14
790 MAKING WAVESHAPES 3 1503 44
790 OP AMP FILTER DESIGN 4 283 102
790 SIMPLE PARABOLIC THEORY 4 284 52
790 SWITCH CIRCUIT DESIGN 4 282 54
790 THEORY OF DIODE VOLTMETERS AND APPS 5 23 7
790 DESIGN WIDE BAND RF QUADRATURE NETWORK 5 10 5
800 GETTING TO KNOW CAPACITORS 1 6804 37
800 CMOS PLL NOTES 1 6708 49
800 ANOTHER USE FOR THE 40673 DUAL GATE MOSF 1 6804 50
800 MOTOROLA MOC8100 OPTOCOUPLER 1 6802 45
800 SECOND LOOK AT MAGNETIC CORES 1 6806 15
800 MANUFACTURE AND USE OF RESISTORS 1 6711 23
800 HOMEMADE HIGH POWER TUNING CAPACITOR 1 6706 25
800 MICROPHONICS IN CAPACITORS 1 6806 42
800 SHAPES OF VARIABLE CAPACITOR PLATES 1 6810 27
800 DIODE PRIMER 1 6807 30
800 MOTOROLA 3 TERMINAL RECTIFIERS 1 6806 29
800 CPP1 CODE PRACTICE CHIP 2 3907 50
800 CONSTRUCTING AIR WOUND COILS 3 1708 37
800 GASFET PERFORMANCE AND PREAMP APPLICATIO 3 1603 38
800 STATIC ELECTRICITY AND MODERN IC'S 3 1703 33
800 STATIC ELECTRICITY EFFECT ON IC'S 3 1510 36
800 OP AMP TUTORIAL 4 281 62
800 HOW HOT IS TOO HOT FOR IC'S? 4 270 70
800 LEDS EXPLAINED 4 282 58
800 1001 USES FOR THE 9400 4 275 88
800 XICOR NOVRAM 5 7 4
810 HT IN SPACE 1 6808 14
810 SATELLITE XCVR ADAPTER 1 6709 15
810 GUIDE TO ASAT RULES 1 6610 56
810 GRAPHIC AZIMUTH AND ELEV CALCULATOR 3 1601 25
810 LOCATING ORBITING SATELLITES 3 1609 72
810 REAL TIME TRACKING ON PROG CALCULATOR 5 10 4
811 PHASE IIIB SPECIAL SERVICE CHANNELS 1 6705 49
811 AMSAT PHASE II SATELLITE 1 6704 49
811 LAST DAYS OF OSCAR 8 1 6805 48
811 MINIMUM 2 MTR SATELLITE XMTR 1 6705 19
811 FINDING OSCAR 10 1 6709 47
811 PROCESSING UOSATE 9 TELEMETRY 1 6808 23
811 OSCAR 10 PRIMER 2 4008 74
811 OSCAR 10 STATION SET UP 2 4009 74
811 WORK OSCAR 10 W/HT 3 1709 29
811 SURPLUS OSCAR EQUIPMENT 4 270 18
811 ARMCHAIR SATELLITE TRACKER 4 272 84
830 INVERTED L 1 6701 20
830 TOP FED VERTICAL FOR 1.8 MHZ 1 6709 25
830 COAXICAL INVERTED "L" 2 4008 72
830 CHART FOR 160 MTR COUNTERPOISE LENGTHS 2 3904 75
830 QUICK AND EASY 160 MTR ANTENNA 2 3801 54
830 UNCONVENTIONAL SLOPING L 2 3908 86
830 160 MTR VERTICAL ANTENNA 2 3904 46
830 SHORT 160 METER ANTENNAS 3 1707 88
830 K2GNC 160 TOP LOADED VERTICAL 3 1710 107
830 SUPER ANTENNAS FOR 160 4 260 12
831 T MATCH FOR 160 METERS 2 3812 60
831 SURPLUS 160 EQUIPMENT 4 278 40
840 THE PERSONAL COMPUTER PART 1 1 6711 11
840 VIC 20 KEYBOARD MODIFICATION 1 6804 50
840 THE PERSONAL COMPUTER PART 2 1 6712 32
840 MAGAZINE BIBLIOGRAPHY RBBS-PC 5 31 12
840 TRS80 K1 RELAY 5 5 8
841 NARROW BAND PASS FILTERS PGM 1 6705 23
841 BASIC DUPING 1 6612 74
841 KAYPRO COMPUTER RTTY SOFTWARE 1 6806 29
841 MINIMUFS FOR MOST COMPUTERS 1 6804 77
841 VHF/UHF PROPAGATION PGM 1 6707 32
841 RAK ELECTRONICS "VIC-MORSE" MORSE SOFTWA 1 6704 42
841 MINIMUF PROGRAM MODS 1 6705 43
841 *LOGPRO* DX'ERS LOG 1 6809 25
841 CONTEST PGM 1 6710 20
841 MINIMUF ERRORS ON POLAR PATHS 1 6710 48
841 MINIMUF REVISITED 1 6803 46
841 MINIMUF MUF PREDICTION PGM 1 6612 36
841 STRAIGHT KEY KEYER PGM 2 3902 54
841 LATITUDE AND LONGITUDE CALCULATION PGM 2 3908 82
841 REFLECTED POWER PGM 2 4010 78
841 MOON LOCATOR PGM 2 4007 28
841 COUNTY HUNTER PGM FOR IBM PC 2 4005 46
841 VIC 20 QUAD DESIGN PROGRAM 2 3912 99
841 RTTY AND IBM PC 2 3911 26
841 AEA-CONTEST SIMULATOR 2 4010 38
841 AEA-DOCTOR DX 2 4010 38
841 RESISTOR COLOR CODE PGM (TIMEX) 2 4009 20
841 MINIMUF PGMS FOR VARIOUS COMPUTERS 2 4004 109
841 TRS80 COLOR COMPUTER FOR RTTY 3 1606 62
841 VACACTOR OSCILLATOR DESIGN PGM 3 1707 51
841 APPLE GRAYLINE DIST/AZ, MUF/FOT 3 1708 81
841 INTERUPPT DRIVEN RTTY-APPLE 3 1709 72
841 MOON TRACKING BY COMPUTER 3 1703 38
841 UHF PREAMP DESIGN PGM 3 1510 28
841 TRS80 LOADED DIPOLE PGM 3 1604 52
841 C-64 SMITH CHART 3 1710 120
841 TRS80 CW PGM 4 262 64
841 TIMEX DIPOLE PGM 4 282 96
841 TRS80 DIRECTION FINDING PGM 4 267 76
841 VIC 20 CODE PRACTICE PGM 4 286 66
841 DRIVEN ELEMENT VERTICAL PGM 4 289 32
841 APPLE CW PGM 4 274 54
841 YAGI DESIGN PROGRAM 4 284 84
841 DX-1 PROPAGATION PGM-APPLE 4 288 84
841 CONTEST PGM 4 283 62
841 TRS80 DX PGM 4 279 77
841 PET BASIC CW PGM 4 274 56
841 TRS80 CONTEST DUPPER PGN 4 277 84
841 TRS80 PGM FOR NETS 4 278 62
841 APPLE AUDIO FILTER PGM 4 287 66
841 APPLE II CW PGM 4 266 84
841 PET BEAM HEADING PGM 4 265 46
841 TRS80 LOGBOOK PGM 4 278 58
841 PET CERTIFICATE HUNTER'S PGM 4 266 94
841 BASIC MSG HANDLING PGM 4 259 76
841 MUFPLOT-APPLE,C64 4 288 82
841 BASIC HAM INFO PGM 4 267 72
841 OSCAR TRACKING PGM 4 258 46
841 AEA-DOCTOR DX 4 289 82
841 ACTIVE FILTER DESIGN PGM 4 268 78
841 TRS80 RTTY RCV PGM 4 264 28
841 VIC 20 DX DATA PGM 4 281 69
841 VIC 20 CODE PGM 4 285 38
841 QSL GENERATOR PGM 4 278 46
841 VIC 20 CODE TUTOR 4 275 14
841 PGM TO COMPARE RCVR SPECS FOR SENS AND R 4 278 36
841 APPLE RTTY PGM 4 265 34
841 GREAT CIRCLE BEARING AND DIST TO EACH ST 5 9 5
841 COAX LOSS PGM 5 29 8
841 MINIMUF NOTES 5 27 2
841 COMMODORE RESISTOR COLOR CODE PGM 5 24 8
841 COMPUTER SIMULATION OF HALF WAVE FILTER 5 2 5
841 SINCLAIR PGM FOR PI-L NETWORKS 5 25 2
841 SINCLAIR COMPUTERS FOR LOW COST DATA COM 5 25 5
841 COIL DESIGN IN BASIC 5 6 5
841 SIGNET-CKT DSGN PGM FOR IBM PC 5 25 11
841 COMPUTER RTTY IN BASIC 5 5 5
841 PI NET PROGRAM 5 22 5
841 TRS80 ASCII AND NONASCII FILE TRANSFER P 5 19 2
841 NETWORK Z AND INSERTION LOSS PGM 5 12 3
841 BV ENGINEERING-ENGINEERING PGMS 5 29 12
841 RTTY RECEPTION FOR ZX80 5 17 3
841 COAX ANTENNA TRAP (TIMEX) 5 30 8
841 PI NETWORK AND COIL DESIGN 5 4 7
841 CABLE ATTENUATION PGM CORRECTION 5 31 2
841 MINIMUF FOR IBM PC 5 21 7
841 ZX81 RTTY RCV PGM 5 14 6
841 THE LOGGER PT II 6 3208 3
841 RTTY PGM FOR TRS80/100 6 3202 N/A
841 TRS80 RECEPTION OF BAUDOT 6 3204 N/A
842 MICROPROCESSOR CONTROLLED CONTEST ACCESS 1 6604 16
842 3 CHIP MICROCOMPUTER 1 6608 19
844 NOVICE REFLECTIONS PACKET RADIO 1 6808 70
844 PACKET RADIO-A SOFTWARE APPROACH 1 6702 53
844 PACKET COMMUNICATIONS IN AMATEUR SVC 2 3811 36
844 PACKET RADIO: SOFTWARE APPROACH 3 1709 63
844 AMATEUR PACKET RADIO PT 2 3 1608 18
844 AMATEUR PACKET RADIO PT I 3 1607 14
844 PACKET RADIO PART II 4 277 20
844 FORWARD ERROR CORRECTION 4 275 44
844 PACKET RADIO PT III 4 280 36
844 PACKET RADIO PART I 4 276 8
844 OMNICOM-SEMINARS ON NETWORK STANDARDS 5 31 13
844 TERMINAL INTERFACE PGM 5 5 9
844 3RD PACKET RADIO CONF PAPERS 5 27 1
844 BIT ERROR RATE PERF OF TAPR TNC MODEM 5 18 3
844 PACKET METEOR SCATTER COMMUNICATIONS 5 22 3
844 HF NETWORKING 5 9 8
844 MODIFYING VADCG TNC TO USE 2716 EPROMS 5 12 8
844 PACKET RADIO REQUIREMENTS 5 14 3
844 SOLUTION TO POLL/FINAL PROBLEM 5 29 12
844 TERMINAL INTERFACE PGM 5 6 8
844 PACKET RADIO PT II 6 3104 6
844 PACKET RADIO PT II 6 3203 4
844 AN INTRO TO PACKET RADIO 6 3103 N/A
844 PACKET RADIO PT 1 6 3202 N/A
860 SPREAD SPECTRUM APPLICATIONS 1 6707 14
860 NOTES ON SPREAD SPECTRUM 1 6711 60
860 SPREAD SPECTRUM EXPERIMENTATION 2 3807 20
870 DIELECTRIC LOADING OF INSULATION ON SWR 1 6712 50
870 THOUGHTS ON WA2ANU SWR INDICATOR 1 6604 47
870 THE REALITY OF REFLECTED POWER 1 6702 52
870 REFLECTED POWER 1 6802 48
870 LINE LOSS AND SWR 1 6707 41
870 APPARENT VSWR 1 6602 51
870 SWR-HOW MUCH IS TOO MUCH 2 3802 18
870 SWR-HOW MUCH IS TOO MUCH 2 3801 11
880 ACTIVE HF SWITCH 1 6808 48
880 STEP ATTENUATOR 1 6609 11
880 LED S METER 4 286 24
880 VISUAL OVERMOD WARNING 4 265 10
880 SMART SQUELCH FOR SSB 4 263 44
880 CONSTANT CURRENT FM VOLTAGE REGULATOR 4 256 39
880 PEAK OUTPUT INDICATOR 4 263 54
880 TOUCH TUNE WITH THUMBWHEELS 4 256 110
880 WINDSHIELD WIPER CONTROL 4 256 40
890 PROTECT YOUR EQUIP FM POWER LINE TRANSIE 1 6602 35
890 CHECKING 117V GROUNDED POWER OUTLETS 1 6606 45
890 POWER INTERLOCK SAFETY 1 6802 49
890 SUPERFUSE-MULTIPLE FUSE ADAPTER 2 3810 54
890 OVER VOLTAGE WARNING DEVICE 2 3804 28
890 LIGHTNING AND ELECTRICAL TRANSIENT PROT 3 1612 73
890 ULTIMATE FUSE-AC OVERLOAD PROTECTION 4 263 52
890 LINE VOLTAGE AT A GLANCE 4 263 84
890 OVERVOLTAGE PROTECTION 4 266 74
890 SELF REPLACING FUSE 4 266 72
890 73 CENT VOLTAGE TRANSIENT DETECTOR 4 272 83
890 SURGE PROTECTOR ON POWER LINES 4 269 83
900 73 OM (SON TO FATHER) 1 6802 56
900 TECHNICAL WRITING FOR LEAGUE PUBLICATION 1 6802 35
900 OPERATING ON PITCAIRN ISLAND 1 6711 75
900 QST ABBREVIATION LIST 1 6802 53
900 GRID LOCATORS FOR SOUTH AMERICA 1 6710 53
900 LEYDEN JAR-HERTZ & MARCONI ANTENNAS 3 1710 25
900 NEGATIVE ION GENERATOR 4 262 52
910 SELECTABLE CW FILTERS FOR YAESU FT-901DM 1 6712 42
910 ELIMINATING KEY CLICKS IN YAESU FT-901DM 1 6802 47
910 10 MHZ OPERATION W/FT101 1 6809 39
910 30 MTRS TO FT901 2 3912 40
910 USING ICOM HEADSET W/YAESU HT 4 287 32
910 FT101 ON 30 MTRS 4 278 70
910 HAL 2100/YAESU FT ONE RTTY 6 3107 11
920 LEARNING TO WORK WITH IC'S 1 6608 29
920 SENDING CW-A DIGITAL APPROACH 3 1606 75
920 INSIDE A PHASE-FREQ DETECTOR 3 1509 28
920 2716 EPROM PROGRAMMER 3 1504 32
920 HAM GEAR CONTROLLER PT II 3 1511 25
920 DATA BANDWIDTHS COMPARED 3 1512 50
920 HAM GEAR CONTROLLER PT I 3 1510 12
920 DIGITAL BASICS PT 3 4 266 46
920 RAM CKT EMULATE EPROM 4 283 40
920 BRIDGING GAP BETWEEEN TTL & MICROPROCESS 4 256 68
920 HOW TO INTERFACE DIGITAL ICS 4 283 30
920 ERROR PROTECTION FOR DIGITAL TRANSMISSIO 4 269 64
920 DIGITAL BASICS PT 2 4 265 20
920 A TO D CONVERTERS 4 263 76
920 DIGITAL BASICS PART I 4 264 72
920 ERROR DETECTION BASICS 5 9 7
920 PROM PROGRAMMER/READER FOR 2708 2716 PRO 5 13 3
921 PRIMER ON LCD'S 2 3904 15
921 CARE AND FEEDING OF OPTOELECTRONICS 4 268 62
930 WEATHER SPOTTERS 1 6806 49
930 W1AW SCHEDULE 1 6810 71
930 SLOW SPEED NETS 2 4003 28
930 HOW TO WORK DX IN A PILE UP 2 4006 44
930 NOVICE:TERMS AND ABBREVIATIONS 2 4006 84
930 NOVICE BAND CODE NETS 2 3812 64
930 20 METER BEACON NETWORK 2 4003 66
930 DX'ERS LOG BOOK 2 3912 68
930 HOW TO HEAR AND WORK DX 2 3802 78
930 INS AND OUTS OF WORKING DX 2 3801 30
930 LISTENING IN ON 10 FM 3 1501 62
930 GOES RECEPTION-A SIMPLE APPROACH 3 1701 46
930 HOW TO ADD SPICE TO CW CONTACTS 4 276 34
