article |
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page |
issue |
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7/8-inch hardline coax connectors- construct at your own low cost | WA5FAC | 95 | Sep 88 | + |
Antenna and control-link calculations for repeater licensing | W7PUG | 58 | Nov 73 | + |
Antenna and control-link calculations for repeater licensing | Short circuit | 59 | Dec 73 | + |
Antenna and feedline facts and fallacies | W5JJ | 24 | May 73 | + |
Antenna Array Patterns with a Personal Computer | KC7MT | 59 | Feb 89 | + |
Antenna control, automatic azimuth/elevation for satellite communications | WA3HLT | 26 | Jan 75 | + |
Antenna control, automatic azimuth/elevation for satellite communications | Correction | 58 | Dec 75 | + |
Antenna design, programmable calculator simplifies (HN) | W3DVO | 70 | May 74 | + |
Antenna dimension (HN) | WA9JMY | 66 | Jun 70 | + |
Antenna gain (letter) | W3AFM | 62 | May 76 | + |
Antenna gain and directivity | W2PV | 12 | Aug 79 | + |
Antenna gain, measuring | K6JYO | 26 | Jul 69 | + |
Antenna geometry for optimum performance | N4HI | 60 | May 82 | + |
Antenna insulators, PTFE VHF | W5JTL | 98 | Oct 85 | + |
Antenna parameters, equations for determining | KG6B | 40 | Mar 82 | + |
Antenna relay sequencing | KN5S | 17 | Oct 87 | + |
Antenna restrictions (letter) | K3SRO | 6 | Nov 81 | + |
Antenna restrictions: another solution | N4AQD | 46 | Jun 80 | + |
Antenna support (HN) | W6XM | 64 | Jun 84 | + |
Antenna switching, solid state | W2EEY | 30 | Nov 68 | |
Antenna wire, low-cost copper (HN) | W2EUQ | 73 | Feb 77 | + |
Antennas and capture area | K6MIO | 42 | Nov 69 | + |
Antennas, GFI, Capacitors, and Fundamentals | W6SAI | 57 | Dec 89 | + |
Anti-QRM methods | W3FQJ | 50 | May 71 | + |
Applied Yagi antenna design, part 2: 220 MHz and the Greenblum design data | WB3BGU | 33 | Jun 84 | + |
Balun chop suey | K4KJ | 113 | May 85 | + |
Battle of the Beams-pt 1 | G4GVO | 29 | Jun 89 | + |
Battle of the Beams-pt 2 | G4GVO | 20 | Aug 89 | + |
Battle of the Beams-pt 3 | G4GVO | 53 | Oct 89 | + |
Beam antenna mast lock | W4KV | 68 | Jun 81 | + |
Best way to get an antenna into a tree (HN) | WA5VLX | 84 | Mar 81 | + |
Bridge for antenna measurements, simple | W2CTK | 34 | Sep 70 | + |
Bulkhead connector (HN) | K9CZB | 78 | Apr 85 | + |
Bulkhead connector (HN) | Short circuit | 74 | Jul 85 | + |
Coaxial connections, sealing (HN) | W5XW | 64 | Mar 80 | + |
Coaxial connections, sealing (HN) | Letter, K7ZFG | 6 | Oct 80 | + |
Common-point Grounding: Lightning Protection for Repeaters | K1ZJH | 24 | Jul 89 | + |
Compact travel antenna | K1BQT | 29 | Jun 87 | + |
Computerizing Smith Chart Network Analysis | N1AYW | 10 | Oct 89 | + |
Computerizing Smith Chart Network Analysis | Short circuit | 10 | Jan 90 | + |
Construction techniques using PVC pipe to make antennas | W2OQI | 98 | Sep 88 | + |
Cubical quad measurements | W4YM | 42 | Jan 69 | + |
De-icing the quad (HN) | W5TRS | 75 | Aug 80 | + |
Design Data for Pipe Masts | W4MB | 38 | Jul 89 | + |
Dipole antenna length reference chart (HN) | W6XM | 75 | Oct 81 | + |
Dipole center insulator (HN) | WA1ABP | 69 | May 69 | + |
Direction-finding tool, the fox box | K1ZJH | 25 | Oct 85 | + |
Diversity receiving system | W2EEY | 12 | Dec 71 | + |
Dummy load and rf wattmeter, low-power | W2OLU | 56 | Apr 70 | |
Dummy load, low-power vhf | WB9DNI | 40 | Sep 73 | + |
Dummy loads, experimental | W8YFB | 36 | Sep 68 | |
Earth anchors for guyed towers | W5QJR | 60 | May 80 | + |
Easy measurement of antenna currents (HN) | KO1F | 39 | Sep 88 | + |
Effective radiated power (HN) | VE7CB | 72 | May 73 | + |
Elmer's notebook: Standing wave ratio - what does it mean? | W1SL | 98 | Feb 88 | + |
Feedpoint impedance characteristics of practical antennas | W5JJ | 50 | Dec 73 | + |
Ferrite Beads as Antenna and Tower Guy lsolators(HN) | W4MB | 72 | Apr 89 | + |
Filters, low-pass, for 10 and 15 | W2EEY | 42 | Jan 72 | |
Gain calculations, simplified | W1DTV | 78 | May 78 | + |
Gain vs antenna height, calculating | WB8IFM | 54 | Nov 73 | + |
Gdo, new uses for | K2ZSQ | 48 | Dec 68 | |
Gin pole, simple lever for raising masts | WA2ANU | 72 | May 77 | + |
Ground current measuring on 160-meters | W0KUS | 46 | Jun 79 | + |
Ground rod resistance | K4MT | 95 | Jul 84 | + |
Ground rod resistance | Comments | 8 | Sep 84 | + |
Ground rods (letter) | W7FS | 66 | May 71 | + |
Ground screen, alternative to radials | WB0JGP | 22 | May 77 | + |
Ground systems (letter) | ZL2BJR | 6 | Nov 80 | + |
Ground systems, installing effective | KR7L | 67 | Sep 83 | + |
Ground systems, vertical antenna | W7LR | 30 | May 74 | + |
Grounding, safer (letter) | WA5KTC | 59 | May 72 | + |
Groundplane antenna | Comments: DJ0TR/OE8AK | 6 | Jun 87 | + |
Groundplane antenna | Comments: W6BCX | 6 | Oct 87 | + |
Half-delta loop | VE2CV | 37 | May 82 | + |
Ham radio techniques | W6SAI | 75 | Nov 84 | + |
Ham radio techniques | W6SAI | 67 | Dec 84 | + |
Ham Radio techniques: A look at the groundplane antenna | W6SAI | 38 | Oct 88 | + |
Ham Radio Techniques: antenna gain | W6SAI | 30 | Jan 90 | + |
Ham Radio Techniques: Antenna Projects for Spring | W6SAI | 55 | Apr 89 | + |
Ham radio techniques: antenna systems | W6SAI | 55 | May 87 | + |
Ham Radio Techniques: Antenna Time | W6SAI | 74 | May 89 | + |
Ham Radio Techniques: The MN analysis program, (that was then, this is now) | W6SAI | 34 | Feb 90 | + |
Headings, beam antenna | W6FFC | 64 | Apr 71 | |
Homebrew antenna mount | W6QIR | 35 | May 87 | + |
Hook, line 'n sinker (HN) | WA4NED | 76 | Sep 68 | |
Horizontal or vertical (HN) | W7IV | 62 | Jun 72 | + |
Impedance measurements, nonresonant antenna | W7CSD | 46 | Apr 74 | + |
Insulators, homemade antenna (HN) | W7ZC | 70 | May 73 | + |
Isotropic source and practical antennas | K6FD | 32 | May 70 | + |
Leyden's magic jar: the derivation of the Hertzian and Marconi antennas | KR6A | 24 | Oct 84 | + |
Light-bulb dummy loads (HN) | W6HPH | 74 | Oct 81 | + |
Lightning protection | K9MM | 18 | Dec 78 | + |
Lightning protection | Comments, W2FBL | 6 | Jul 79 | + |
Lightning protection | Comments, W6RTK | 6 | Jul 79 | + |
Lightning protection | Letter, K9MM | 12 | Dec 79 | + |
Lightning protection (C&T) | W1DTY | 50 | Jun 76 | + |
Line-of-sight distance, calculating | WB5CBC | 56 | Nov 76 | + |
Measurement techniques for antennas and transmission lines | W4OQ | 36 | May 74 | + |
Measuring antenna gain | K6JYO | 26 | Jul 69 | + |
Mobile Antenna Anti-rotate Device | W1OLP | 40 | May 89 | + |
Mobile mount, rigid (HN) | VE7ABK | 69 | Jan 73 | + |
More on elevated radials: HH Beverage's 1921 Counterpoise System (HN) | W6VX | 57 | Jun 90 | + |
Neglected antenna for 40 and 80 meters | W0WL | 44 | Jan 82 | + |
Neglected antenna for 40 and 80 meters | Comments, W0WL | 8 | May 82 | + |
Power in reflected waves | Woods | 49 | Oct 71 | + |
Practically Speaking: Antenna System Instruments | K4IPV | 82 | Feb 89 | + |
Practically Speaking: RF Wattmeters and Antenna VSWR Meters | K4IPV | 75 | Mar 89 | + |
Practically speaking: using antenna noise bridge | K4IPV | 69 | May 86 | + |
Preamplifiers, Active antenna | R W. Burhans | 47 | May 86 | + |
Radials, installing, for vertical antennas | K3ZAP | 56 | Oct 80 | + |
Rain static resolved | W1FYX | 83 | Sep 83 | + |
Reflected power, some reflections on | VE3AAZ | 44 | May 70 | + |
Reflectometers | K1YZW | 65 | Dec 69 | + |
Remote Control Switching System | VK2WD | 62 | Oct 89 | + |
Remote Driver/Controller for a Two-antenna System | NH6N | 79 | Apr 89 | + |
Rf current probe (HN) | W6HPH | 76 | Oct 68 | |
RF power meter, low-level | W5WGF | 58 | Oct 72 | |
Sampling network, rf - the milli-tap | W6QJW | 34 | Jan 73 | + |
Scaling antenna elements | W7ITB | 58 | Jul 79 | + |
Secrets of successful low-band operation: part1 | K2RR | 16 | May 86 | + |
Secrets of successful low-band operation: part2 | K2RR | 17 | Jun 86 | + |
Smith chart, how to use | W1DTY | 16 | Nov 70 | |
Smith chart, how to use | Correction | 76 | Dec 71 | + |
Smith chart, numerical | W8MQW | 104 | Mar 78 | + |
Solid-state T-R switch for tube transmitters | K1MC | 58 | Jun 80 | + |
Standing-wave ratios, importance of | W2HB | 26 | Jul 73 | + |
Standing-wave ratios, importance of | Correction: letter | 67 | May 74 | + |
Static mystery | HB9FU | 85 | Jul 83 | + |
T-R switch | K3KMO | 61 | Apr 69 | |
The bi-square array | N4LBJ | 42 | May 90 | + |
The Zepp (letter) | W2RHQ | 63 | Aug 82 | + |
Time-domain reflectometry, practical experimenter's approach | WA0PIA | 22 | May 71 | + |
Vertical antenna, folded umbrella, top-loaded | VE2CV | 12 | Sep 82 | + |
Vertical-vee, converting (letter) | KA5KWV | 8 | Sep 82 | + |
VHF/UHF world | W1JR | 110 | May 84 | + |
VHF/UHF world | W1JR | 77 | Sep 86 | + |
Voltage-probe antenna | W1DTY | 20 | Oct 70 | |
VSWR and power meter, automatic | W0INK | 34 | May 80 | + |
Wattmeter, low power (letter) | W0DLQ | 6 | Jan 80 | + |
Wire plow, build a simple | W7IV | 107 | May 84 | + |
Yagi design program | W6NBI | 6 | May 87 | + |
Yagi vs Quad-part 1 | K2SS | 68 | May 88 | + |
Yagi vs Quad-part 2 | K2SS | 78 | Jun 88 | + |
Yagis, stacking is a science | K1FO | 18 | May 88 | + |