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Amateur Radio - Ham Radio Magazine Searchable Index - List by Category

A Searchable Index of the old "Ham Radio" Magazine

"Ham Radio Magazine" was a periodical that ran for almost 22 years from 1968 to 1990. Use this indexed search to quickly find what you'd like to look at and then go purchase the scanned magazines (On CD, elsewhere, or occasionally from some generous download website) or look for the old paper magazine at used bookstores.

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Search

By Title Text By Author Callsign By Year Category

Results by Category: 12 — keying and control

Article Author Page Issue
Solenoid rotary switchesW2EEY36Apr 68
Station control centerW7OE26Apr 68
Transmitter switching, solid-stateW2EEY44Jun 68
Vox and mox systems for ssbBelt24Oct 68
Mini-paddleK6RIL46Feb 69
Vox, ICW2EEY50Mar 69
Paddle, homebrew keyerW3NK43May 69
Remote keying your transmitter (HN)WA3HOU74Oct 69
Electronic keyer, ICVE7BFK32Nov 69
Vox keying (HN)VE7IG83Dec 69
Relay, transistor replaces (HN)W3NK72Jan 70
Typewriter-type electronic keys, further automation forW6PRO26Mar 70
Grid-block keying, simple (HN)WA4DHU78Apr 70
Contest keyer (HN)K2UBC79Apr 70
Oscillators, electronic keyerWA6JNJ44Jun 70
Relays, surplus (HN)W2OLU70Jul 70
Break-in control system, IC (HN)W9ZTK68Sep 70
Keying the Heath HG-10B vfo (HN)K4BRR67Sep 70
Relays, undervoltage (HN)W2OLU64Mar 71
Electronic hand keyerK5TCK36Jun 71
Vox, versatileW9KIT50Jul 71
Relay activator (HN)K6KA62Sep 71
Step-start circuit, high-voltage (HN)W6VFR64Sep 71
Morse sounder, radio controlled (HN)K6QEQ66Oct 71
Vox, versatileShort circuit96Dec 71
Electronic keyer notes (HN)ZL1BN74Dec 71
Push-to-talk for Styleline telephonesW1DRP18Dec 71
Break-in circuit, CWW8SYK40Jan 72
Memo-keyWA7SCB58Jun 72
Key and vox clicks (HN)K6KA74Aug 72
Paddle, electronic keyer (HN)KL7EVD68Sep 72
Sequential switching (HN)W5OSF63Oct 72
Carrier-operated relayK0PHF, WA0UZO58Nov 72
Electronic keyers, simple ICWA5TRS38Mar 73
Bug, solid-stateK2FV50Jun 73
Suppression networks, arc (HN)WA5EKA70Jul 73
Electronic keyer with random-access memoryWB9FHC6Oct 73
Electronic keyer package, compactW4ATE50Nov 73
CW regenerator for interference-free communicationsLeward, WB2EAX54Apr 74
Transistor switching for electronic keyers (HN)W3QBO66Jun 74
Electronic keyer, cosmos ICWB2DFA6Jun 74
CW reception, enhancing through a simulated-stereo techniqueWA1MKP61Oct 74
Reset timer, automaticW5ZHV54Oct 74
Keyboard electronic keyer, the code millW6CAB38Nov 74
Electronic keyer, cosmos ICShort circuit62Dec 74
Electronic keyer with random-access memoryCorrections (letter)58Dec 74
Cmos keying circuits (HN)WB2DFA57Jan 75
Keying, paddle, SiameseWA5KPG45Jan 75
Electronic keyer with random-access memoryIncreased flexibility (HN)62Mar 75
Electronic keyer, 8043 ICW6GXN8Apr 75
Morse generator, keyboardW7CUU36Apr 75
Electronic keyer with random-access memoryCorrections (letter)57Jun 75
Memory accessory, programmable for electronic keyersWA9LUD24Aug 75
Latch circuit, dcW0LPQ42Aug 75
Time base, calibrated electronic keyerW1PLJ39Aug 75
Latch circuit, dcCorrection58Dec 75
RAM keyer updateK3NEZ60Jan 76
Contest keyer, programmableW7BBX10Apr 76
Transmit/receive switch PIN diodeW9KHC10May 76
Improving transmitter keyingK6KA44Jun 76
CW sidetone (C&T)W1DTY51Jun 76
Keyer mods, micro-TODJ9RP68Jul 76
Keyer modification (HN)W9KNI80Aug 76
Differential keying circuitW4IYB60Aug 76
Automatic beeper for station controlWA6URN38Sep 76
Accu-Mill, keyboard interface for the Accu-KeyerWN9OVY26Sep 76
Timer, ten-minute (HN)DJ9RP66Nov 76
ASCII-to-Morse code translatorMorley, Scharon41Dec 76
Electronic keyer with random-access memoryImprovements (letter)76Feb 77
Keyer paddle, portableWA5KPG52Feb 77
Keyer modification (HN)Comments94Nov 77
Paddle for electronic keyersZS6AL28Apr 78
Electronic keyerOK3IA10Apr 78
Programmable accessory for electronic keyers (HN)K9WGN/W0USL81Aug 78
Constant pitch monitor for cathode or grid-block keyed transmitters (HN)K4GMR100Sep 78
CW signal processorW7KGZ34Oct 78
CW break-in, quieting amplifiers forW1DB46Jan 79
CMOS keyer, simpleHB9ABO70Jan 79
Code speed counterK8TT86Feb 79
DasherKH6JF68Mar 79
Key toggleW6NRW50Mar 79
Deluxe memory keyer with 3072-bit capacityW3VT32Apr 79
CW operator's PALW2YE23Apr 79
CW signal processorComments, VE3CBJ6Jun 79
Biquad bandpass filter for CWN0DE70Jun 79
Accu-keyer speed readoutK5MAT60Sep 79
Deluxe memory keyer with 3072-bit capacityShort circuit92Sep 79
Biquad bandpass filter for CWShort circuit92Sep 79
End-of-transmission K generatorG8KGV58Oct 79
Biquad bandpass filter for CWComments6Nov 79
Keyer with memory (letter)Hansen, William6Dec 79
Memory keyer, W7BBX (letter)SP2DX6Jan 80
Programmable keyer, Autek MK-1, expanded memory forN9AKT58Jan 80
Memory keyer, (letter)W3VT6Feb 80
Memory keyer, 2048-bit (HN)GW4CQT73Jun 80
CW keyboard using the APPLE II computerW6WR60Oct 80
CW Identifier, versatileWB2BWJ22Oct 80
Radio Shack ASCII keyboard encoder for micro-processor-controlled CW keyboard, using (HN)VE7ZV72Oct 80
Transceiver diplexer: an alternative to relaysN6RY71Dec 80
Microcomputer-based contest keyerK9CW36Jan 81
CW memory modification (HN)W0DLQ93May 81
Deluxe memory keyer with 3072-bit capacityShort circuit89Jan 82
Cathode key with the Heath HD-1410 (HN)K9XM, N9MX80Jan 82
CW Identifier, versatileShort circuit70Feb 82
WPM readout for deluxe memory keyer (weekender)WA1OEH50Apr 82
Keyer, single-chip, for QRP (weekender)W3HVK70Oct 82
Ten-Tec 645 ultramatic keyer mods (HN)K4JST70Dec 82
Low-power keyer and interfaceK1HOP68Feb 83
Solid-state CW T-R systemW4RNL62Mar 83
Remote control hf operationK5QY32Apr 83
Morse time synthesisN3SE17Apr 83
Microprocessor repeater controllerKB5F56Apr 83
Latching relay control (HN)K6HTM94May 83
Sending CWKA4QVK75Jun 83
Remote control hf operationShort circuit97Aug 83
Low-power keyer and interfaceShort circuit97Aug 83
Testing balunsK4KJ30Aug 83
Morse keyboard, an easier approach to mastering theW1KZ80Apr 84
Keyer, simple, compact QRP (weekender)W5FG82Oct 84
Ham radio techniques (10/84)W6SAI106Oct 84
Call sign identifier: programmableWB3CEH33Feb 85
Morse Code tutorN3SE45Jun 85
Micros and VHF beacons transmit messages automaticallyK9EI51Jul 85
Remotely controlled stations: a look at a successful remote baseWA6EJO48Sep 86
Improving the WB3CEH programmable callsign identifier (HN)KL7XO82Sep 87
QRP TLC-keyer (Weekender)K1BQT72Jan 90