"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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| By Title Text | By Author Callsign | By Year | Category |
|---|---|---|---|
| Category (CatID) | Article | Author | Page | Issue |
|---|---|---|---|---|
| vhf and microwave - general(31.1) | 220-MHz frequency synthesizer | W6GXN | 8 | Dec 74 |
| fm and repeaters(9) | 220 MHz frequency synthesizer | W6GXN | 8 | Dec 74 |
| vhf and microwave - general(31.1) | Frequency synthesizer, 220 MHz | W6GXN | 8 | Dec 74 |
| miscellaneous technical(15) | Q factor, understanding | W5JJ | 16 | Dec 74 |
| novice reading(16) | Q factor, understanding | W5JJ | 16 | Dec 74 |
| commercial equipment(3) | Collins 75A4 PTO, making it perform like new | W3AFM | 24 | Dec 74 |
| vhf and microwave - antennas(31.2) | Circularly-polarized ground-plane antenna for satellite communications | K4GSX | 28 | Dec 74 |
| antennas and transmission lines - vhf antennas(1.3) | Circularly-polarized ground-plane antenna for satellite communications | K4GSX | 28 | Dec 74 |
| satellites(24) | Circularly-polarized ground-plane antenna for satellite communications | K4GSX | 28 | Dec 74 |
| fm and repeaters(9) | Touch-tone decoder, three-digit | W6AYZ | 37 | Dec 74 |
| measurements and test equipment(13) | Vtvm, convert to an IC voltmeter | K6VCI | 42 | Dec 74 |
| integrated circuits(11) | Vtvm, convert to an IC voltmeter | K6VCI | 42 | Dec 74 |
| commercial equipment(3) | Heath IM-11 vtvm, convert to IC voltmeter | K6VCI | 42 | Dec 74 |
| vhf and microwave - general(31.1) | Solar cycle 20, vhfer's view of | WA5IYX | 46 | Dec 74 |
| propagation(21) | Solar cycle 20, vhfer's view of | WA5IYX | 46 | Dec 74 |
| antennas and transmission lines - high-frequency antennas(1.2) | Vertical antennas, improving performance of | K6FD | 54 | Dec 74 |
| novice reading(16) | Vertical antennas, improving efficiency | K6FD | 54 | Dec 74 |
| transmitters and power amplifiers - general(29.1) | Pi network design aid | Correction (letter) | 58 | Dec 74 |
| keying and control(12) | Electronic keyer with random-access memory | Corrections (letter) | 58 | Dec 74 |
| RTTY(23) | AFSK generator, crystal-controlled | Sluggish oscillator (letter) | 59 | Dec 74 |
| transmitters and power amplifiers - high-frequency transmitters(29.2) | Linear, five-band kilowatt | Improved operation (letter) | 59 | Dec 74 |
| single sideband(26) | Linear amplifier, five-band kilowatt | lmproved operation (letter) | 59 | Dec 74 |
| commercial equipment(3) | Heath HW-7 mods, keying and receiver blanking (HN) | WA5KPG | 60 | Dec 74 |
| measurements and test equipment(13) | Probe, sensitive rf (HN) | W5JJ | 61 | Dec 74 |
| transmitters and power amplifiers - general(29.1) | Lowpass filters for solid-state linear amplifiers | Short circuit | 62 | Dec 74 |
| receivers and converters - high-frequency receivers(22.2) | 7-MHz ssb receiver and transmitter, simple | Short circuit | 62 | Dec 74 |
| miscellaneous technical(15) | L-networks, how to design | Short circuit | 62 | Dec 74 |
| integrated circuits(11) | Electronic keyer, cosmos IC | Short circuit | 62 | Dec 74 |
| miscellaneous technical(15) | Lowpass filters for solid-state linear amplifiers | Short circuit | 62 | Dec 74 |
| vhf and microwave - transmitters(31.4) | 144-MHz transmitting converter, solid-state ssb | Short circuit | 62 | Dec 74 |
| transmitters and power amplifiers - high-frequency transmitters(29.2) | Ssb transmitter and receiver, 40 meters | Short circuit | 62 | Dec 74 |
| transmitters and power amplifiers - vhf and uhf transmitters(29.3) | 144-MHz transmitting converter, solid-state ssb | Short circuit | 62 | Dec 74 |
| keying and control(12) | Electronic keyer, cosmos IC | Short circuit | 62 | Dec 74 |
| single sideband(26) | Solid-state transmitting converter for 144-MHz ssb | Short circuit | 62 | Dec 74 |
| single sideband(26) | Transmitter and receiver for 40 meters, ssb | Short circuit | 62 | Dec 74 |