article |
author |
page |
issue |
|
Antenna and rotator preventive maintenance | WA1ABP | 66 | Jan 69 | + |
Antenna and tower restrictions | W7IV | 24 | Jan 76 | + |
Antenna carriage and track pole mount | KB3K | 46 | Aug 83 | + |
Antenna guys and structural solutions | W6RTK | 33 | Jun 78 | + |
Antenna hinge | N4LI | 70 | Aug 83 | + |
Antenna mast, build your own tilt-over | W6KRT | 42 | Feb 70 | |
Antenna mast, build your own tilt-over | Correction | 76 | Sep 70 | + |
Antenna position display | AE4A | 18 | Feb 79 | + |
Antenna tower, fixed, tilt-over conversion | PA0SE | 125 | May 85 | + |
Armstrong beam rotator | KP4DM | 68 | Feb 82 | + |
Automatic Rotor Brake Delay, The Weekender: | WA1SPI | 89 | Aug 89 | + |
AUTOTRAK, A simple rotor interface board for the C-64, VIC-20, etc | K7NH | 10 | Dec 87 | + |
Az-el antenna mount for satellite communications | W2LX | 34 | Mar 75 | + |
CDE tailtwister rotor, pulse-position control of | WB4EXW | 30 | Jan 81 | + |
Cornell-Dubilier rotators (HN) | K6KA | 82 | May 75 | + |
Ham Notebook: Crank-up Tower Cable Guides | A Bachelor | 54 | Feb 89 | + |
Ham notebook: simple tower guards | K1ZJH | 39 | Sep 88 | + |
Ham-M modifications (HN) | W2TQK | 72 | May 76 | + |
Ham-M rotator automatic position control | WB6GNM | 42 | May 77 | + |
Ham-M rotator control box, modification of (HN) | K4DLA/W1RDR | 68 | Nov 80 | + |
Keep your tower up | KB9IW | 26 | Jun 84 | + |
Keeping your beam, tips for | W6BLZ | 50 | Aug 68 | |
KLM antenna rotor, computer control for (HN) | W8MQW | 66 | Feb 81 | + |
Match your antenna to your tower | WD0DGF | 14 | Jun 84 | + |
Pipe antenna masts, design data for | W3MR | 52 | Sep 74 | + |
Pipe antenna masts, design data for | Added design notes (letter) | 75 | May 75 | + |
Rotator for medium-sized beams | K2BT | 48 | May 76 | + |
Rotator starting capacitors (letter) | W6WX | 92 | Sep 79 | + |
Rotator starting capacitors (letter) | Short circuit | 70 | Mar 80 | + |
Rotator, AR-22, fixing a sticky | WA1ABP | 34 | Jun 71 | |
Rotator, T-45, Improvement (HN) | WA0VAM | 64 | Sep 71 | |
Stress analysis of antenna systems | W2FZJ | 23 | Oct 71 | + |
Telescoping tv masts (HN) | WA0KKC | 57 | Feb 73 | + |
Tilt-over tower uses extension ladder | W5TRS | 71 | May 75 | + |
Tiltover tower base, low-cost | WA1ABP | 86 | Apr 68 | |
Tower guying (HN) | K9MM | 98 | Nov 77 | + |
Tower installation: make it sturdy, make it safe | WB5IIR | 22 | Jun 84 | + |
Tower, homemade tilt-over | WA3EWH | 28 | May 71 | + |
Tower, wind-protected crank-up | HN | 74 | Oct 69 | + |
Towers and rotators | K6KA | 34 | May 76 | + |
Turning that big array | VE3AIA | 10 | Jun 86 | + |
UHF antenna tower, low-cost | KA6GVY | 30 | Oct 84 | + |
Wind loading on towers and antenna structures, how to calculate | K4KJ | 16 | Aug 74 | + |
Wind loading on towers and antenna structures, how to calculate | Added note | 56 | Jul 75 | + |