Category (CatID) |
Article |
Author |
Page |
Issue |
vhf and microwave - antennas(31.2) | Log-periodic yagi beam antenna | K6RIL, W6SAI | 8 | Jul 69 |
antennas and transmission lines - vhf antennas(1.3) | Log-periodic, yagi beam | K6RIL, W6SAI | 8 | Jul 69 |
transmitters and power amplifiers - high-frequency transmitters(29.2) | CW transceiver for 40 and 80 meters | W3NNL, K3OIO | 14 | Jul 69 |
antennas and transmission lines - general(1.1) | Antenna gain, measuring | K6JYO | 26 | Jul 69 |
measurements and test equipment(13) | Antenna gain, measuring | K6JYO | 26 | Jul 69 |
antennas and transmission lines - general(1.1) | Measuring antenna gain | K6JYO | 26 | Jul 69 |
oscillators(18) | Crystal oscillators | W6GXN | 33 | Jul 69 |
vhf and microwave - transmitters(31.4) | 50-MHz transverter | WA9IGU | 44 | Jul 69 |
transmitters and power amplifiers - vhf and uhf transmitters(29.3) | Transverter for 6 meters | WA9IGU | 44 | Jul 69 |
antennas and transmission lines - high-frequency antennas(1.2) | Stub bandswitched antennas | W2EEY | 50 | Jul 69 |
semiconductors(25) | Glass semiconductors | W1EZT | 54 | Jul 69 |
miscellaneous technical(15) | Glass semiconductors | W1EZT | 54 | Jul 69 |
antennas and transmission lines - high-frequency antennas(1.2) | Bobtail curtain array, forty-meter | VE1TG | 58 | Jul 69 |
novice reading(16) | Antenna, bobtail curtain for 40 meters | VE1TG | 58 | Jul 69 |
propagation(21) | Sunspot numbers | WB6KAP | 63 | Jul 69 |
measurements and test equipment(13) | Multi-box (HN) | W3KBM | 68 | Jul 69 |
construction techniques(5) | APC trimmer, adding shaft to (HN) | W1ETT | 68 | Jul 69 |
measurements and test equipment(13) | Oscilloscope calibrator (HN) | K4EEU | 69 | Jul 69 |
fm and repeaters(9) | Identifier, programmable repeater | Short circuit | 76 | Jul 69 |
vhf and microwave - receivers and converters(31.3) | 220-MHz mosfet converter | Short circuit | 76 | Jul 69 |
receivers and converters - vhf receivers and converters(22.3) | 220-MHz mosfet converter | Short circuit | 76 | Jul 69 |
semiconductors(25) | Converting a vacuum-tube receiver to solid-state | Short circuit | 76 | Jul 69 |