| Category (CatID) |
Article |
Author |
Page |
Issue |
| novice reading(16) | Vfo, stable solid-state | K4BGF | 8 | Dec 71 |
| oscillators(18) | Vfo, stable | K4BGF | 8 | Dec 71 |
| antennas and transmission lines - general(1.1) | Diversity receiving system | W2EEY | 12 | Dec 71 |
| receivers and converters - general(22.1) | Diversity receiving system | W2EEY | 12 | Dec 71 |
| keying and control(12) | Push-to-talk for Styleline telephones | W1DRP | 18 | Dec 71 |
| fm and repeaters(9) | Push-to-talk for Styleline telephones | W1DRP | 18 | Dec 71 |
| single sideband(26) | Frequency dividers for ssb | W7BZ | 24 | Dec 71 |
| measurements and test equipment(13) | Frequency calibrator, general coverage | W5UQS | 28 | Dec 71 |
| receivers and converters - general(22.1) | Frequency calibrator, receiver | W5UQS | 28 | Dec 71 |
| novice reading(16) | Receiver frequency calibrator | W5UQS | 28 | Dec 71 |
| single sideband(26) | Speech Processor, ssb | VK9GN | 31 | Dec 71 |
| audio(2) | Speech processor, IC | VK9GN | 31 | Dec 71 |
| RTTY(23) | Electronic speed conversion for RTTY teleprinters | WA6JYJ | 36 | Dec 71 |
| vhf and microwave - transmitters(31.4) | 220-MHz power amplifier | W6UOV | 44 | Dec 71 |
| transmitters and power amplifiers - vhf and uhf transmitters(29.3) | 220-MHz power amplifier | W6UOV | 44 | Dec 71 |
| novice reading(16) | Semiconductor diodes, evaluating | W5JJ | 52 | Dec 71 |
| semiconductors(25) | Diodes, evaluating | W5JJ | 52 | Dec 71 |
| vhf and microwave - transmitters(31.4) | 144-MHz transceiver, a-m | K1AOB | 55 | Dec 71 |
| transmitters and power amplifiers - vhf and uhf transmitters(29.3) | 144-MHz transceiver, a-m | K1AOB | 55 | Dec 71 |
| vhf and microwave - general(31.1) | Vhf beacons | W3FQJ | 66 | Dec 71 |
| antennas and transmission lines - high-frequency antennas(1.2) | Beverage antenna | W3FQJ | 67 | Dec 71 |
| single sideband(26) | Rf clipper for the Collins S-line | Letter | 68 | Dec 71 |
| commercial equipment(3) | Yaesu spurious signals (HN) | K6KA | 69 | Dec 71 |
| antennas and transmission lines - high-frequency antennas(1.2) | Triangle beams | W3FQJ | 70 | Dec 71 |
| commercial equipment(3) | Mini-mitter II | W6SLO | 72 | Dec 71 |
| keying and control(12) | Electronic keyer notes (HN) | ZL1BN | 74 | Dec 71 |
| commercial equipment(3) | Heath ten-minute timer | K6KA | 75 | Dec 71 |
| antennas and transmission lines - general(1.1) | Smith chart, how to use | Correction | 76 | Dec 71 |
| miscellaneous technical(15) | Smith chart, how to use | Correction | 76 | Dec 71 |
| construction techniques(5) | AC line cords (letter) | W6EG | 80 | Dec 71 |
| audio(2) | Audio-oscillator module, Cordover | Correction | 80 | Dec 71 |
| commercial equipment(3) | Collins S-line, rf clipper for | Correction | 80 | Dec 71 |
| vhf and microwave - receivers and converters(31.3) | 144-MHz deluxe mosfet converter | Short circuit | 96 | Dec 71 |
| single sideband(26) | Vox, versatile | Short circuit | 96 | Dec 71 |
| RTTY(23) | Signal Generator, RTTY | Short circuit | 96 | Dec 71 |
| transmitters and power amplifiers - high-frequency transmitters(29.2) | Linear for 80-10 meters, high-power | Short circuit | 96 | Dec 71 |
| keying and control(12) | Vox, versatile | Short circuit | 96 | Dec 71 |
| transmitters and power amplifiers - vhf and uhf transmitters(29.3) | 144-MHz fm transmitter, Sonobaby | Short circuit | 96 | Dec 71 |
| measurements and test equipment(13) | RTTY signal generator | Short circuit | 96 | Dec 71 |
| single sideband(26) | Linear for 80-10 meters, high-power | Short circuit | 96 | Dec 71 |
| fm and repeaters(9) | Fm transmitter, Sonobaby, 2 meter | Short circuit | 96 | Dec 71 |
| receivers and converters - vhf receivers and converters(22.3) | Converters for six and two meters, mosfet | Short circuit | 96 | Dec 71 |