Labels: text | screenshot | black and white | font OCR: -FREQUENCY-SHIFT KEYING OF A RADIO-FREQUENCY SIGNAL B-ON/OFF KEYING OF A RADIO-FREQUENCY SIGNAL* C-AUDIO-FREQUENCY-SHIFT KEYING OF AN OSCILLATOR TONE D-ON/OFF KEYING OF AN AUDIO-FREQUENCY SIGNAL A-RTTY B-IMAGE C-CW* D-PHONE -RTTYM B-IMAGE C-CW D-PHONE A-FREQUENCY-SHIFT KEYING OF A RADIO-FREQUENCY SIGNAL* B-ON/OFF KEYING OF A RADIO-FREQUENCY SIGNAL C-DIGITAL PULSE-CODE KEYING OF AN UNMODULATED CARRIER D-ON/OFF KEYING OF AN AUDIO-FREQUENCY SIGNAL -FM PHONEx B-IMAGE C-CW D-SINGLE-SIDEBAND PHONE -FM PHONE B-IMAGE C-CW D-SIDEBAND PHONE* A-THE MECHANICAL NOISE CAUSED BY CLOSING A STRAIGHT KEY TOO HARD B-THE CLICKING NOISE FROM EXCESSIVELY SQUARE CW KEYED WAVEFORM* -THE SOUND PRODUCED IN A RECEIVER FROM A CW SIGNAL FASTER THAN 20 WPM D-THE SOUND OF A CW SIGNAL BEING COPIED ON AN (AM) RECEIVER A-BY REDUCING YOUR KEYING SPEED TO LESS THAN 20 WPM B-BY INCREASING POWER TO THE MAXIMUM ALLOWABLE LEVEL C-BY USING A POWER SUPPLY WITH BETTER REGULATION D-BY USING A KEY-CLICK FILTER* A-A DISTORTION IN THE RECEIVER AUDIO CIRCUITS B-A HIGH-PITCHED AUDIO TONE TRANSMITTED WITH A CW SIGNAL C-A SLIGHT SHIFT IN OSCILLATOR FREQUENCY EACH TIME A CW TRANSMITTER IS KEYED. D-A SLOW CHANGE IN TRANSMITTER FREQUENCY AS THE CIRCUIT WARMS UP A-RESONATE THE POWER SUPPLY FILTERS B-REGULATE THE POWER SUPPLY OUTPUT VOLTAGES. C-USE A BUFFER AMPLIFIER BETWEEN THE TRANSMITTER OUTPUT AND THE FEED LINE D-HOLD THE POWER SUPPLY CURRENT TO A FIXED VALUE A-USING A MONRESONANT RANDOM-WIRE ANTENNA B-SYMPATHETIC VIBRATIONS FROM A NEARBY TRANSMITTER C-IMPROPER NEUTRALIZATION OF THE TRANSMITTER OUTPUT STAGE D-A DEFECTIVE FILTER CAPACITOR IN THE POWER SUPPLY* A-SYMPATHETIC VIBRATIONS IN NEARBY RECEIVERS B-A SUPERIMPOSED HUM OR BUZZING SOUND* C-EXTREME CHANGES IN ANTENNA RESONANCE D-IMBALANCE IN THE MIXERS EQUATION TO FIGURE -- HARMONIC FREQUENCY = 4 X SIGNAL FREQUENCY* A-28,640 KHZ B-35,800 KHZ C-28,160 KHZ D-1790 KHZ A-YOUR TRANSMITTER HAS A DEFECTIVE POWER-SUPPLY FILTER CAPACITOR 3-YOUR CW KEYING SPEED WAS EXCESSIVELY FAST C-YOUR TRANSMITTER WAS RADIATING EXCESS HARMONIC SIGNALS* D-YOUR TRANSMITTER HAS A DEFECTIVE POWER-SUPPLY FILTER CHOKE A-THE TISSUE MAY BE DAMAGED BECAUSE OF THE HEAT PRODUCED# B-THE TISSUE MAY SUDDENLY BE FROZEN C-THE TISSUE MAY BE IMMEDIATELY DESTROYED BECAUSE OF THE MAXWELL EFFECT D-THE TISSUE MAY BECOME LESS RESISTANT TO COSMIC RADIATION A-BE CERTAIN THE ANTENNA IS FCC TYPE ACCEPTED B-BE CERTAIN THE ANTENNA AND TRANSMITTER ARE PROPERLY GROUNDED C-BE CERTAIN THE TRANSMITTER CANNOT BE OPERATED# D-BE CERTAIN THE ANTENNA SAFETY INTERLOCKS ARE IN PLACE A-IN THE MIDDLE OF THE ROOF* B-ALONG THE TOP OF THE WINDSHIELD C-ON EITHER FRONT FENDER D-ON THE TRUNK LID A-EXCESSIVELY FAST KEYING SPEED B-UNDERMODULATION C-IMPROPER NEUTRALIZATION* D-TANK-CIRCUIT CURRENT DIP AT RESONANCE A-OFF-FREQUENCY EMISSIONS B-TRANSMITTER CHIRP C-INCIDENTAL RADIATION D-SPURIOUS EMISSIONS* A-YOUR TRANSMITTER CAN RADIATE SPURIOUS EMISSIONS* 3-YOUR TRANSMITTER MAY RADIATE A (CHIRPY) SOUND -THE FINAL AMPLIFIER EFFICIENCY OF YOUR TRANSMITTER MAY DECREASE -YOU MAY CAUSE SPLATTER INTERFERENCE TO OTHER STATIONS OPERATING ON NEARBY A-YOU MAY CAUSE DIGITAL INTERFERENCE TO COMPUTER EQUIPMENT IN YOUR NEIGHBORHOOD FREQUENCIES B-YOU MAY CAUSE SPLATTER INTERFERENCE TO OTHER STATIONS OPERATING ON NEARBY -YOU MAY CAUSE ATMOSPHERIC INTERFERENCE IN THE AIR AROUND YOUR ANTENNA FREQUENCIES* D-YOU MAY CAUSE PROCESSOR INTERFERENCE TO THE MICROPROCESSOR IN YOU RIG A-YOU MAY CAUSE DIGITAL INTERFERENCE TO COMPUTER EQUIPMENT IN YOUR NEIGHBORHOOD 3-YOU MAY CAUSE INTERFERENCE TO OTHER STATIONS OPERATING ON NEARBY FREQUENCIES. C-YOU MAY CAUSE ATMOSPHERIC INTERFERENCE IN THE AIR AROUND YOUR ANTENNA D-YOU MAY CAUSE PROCESSOR INTERFERENCE TO THE MICROPROCESSOR IN YOUR RIG A-YOU MAY CAUSE DIGITAL INTERFERENCE TO COMPUTER EQUIPMENT IN YOUR NEIGHBORHOOD B-YOU MAY CAUSE SPLATTER INTERFERENCE TO OTHER STATIONS OPERATING ON NEARBY -YOU MAY CAUSE ATMOSPHERIC INTERFERENCE IN THE AIR AROUND YOUR ANTENNA FREQUENCIES* D-YOU MAY CAUSE PROCESSOR INTERFERENCE TO THE MICROPROCESSOR IN YOUR RIG
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