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Total 107 documents matching your query.

101. Re: [TowerTalk] copper tank coils (score: 1): Author: Ken WA8JXM <wa8jxm@gmail.com>; Date: Sat, 30 Sep 2023 14:00:25 -0400; I expect results would be frequency dependent since the skin effect is frequency related AFAIK. I have some war surplus rotary inductors made with solid silver wire. You can add that to your list als; /archives//html/Towertalk/2023-09/msg00092.html (7,659 bytes)
102. Re: [TowerTalk] Copper wire theft (score: 1): Author: Ken WA8JXM <wa8jxm@gmail.com>; Date: Mon, 25 Dec 2023 23:48:42 -0500; I had a bit of a laugh some years back. Someone had cut the ground wire on the power poles...but it was Copperweld! As for the entire cell site including tower being stolen in India, I hope it was no; /archives//html/Towertalk/2023-12/msg00043.html (9,923 bytes)
103. Re: [TowerTalk] Copper wire theft (score: 1): Author: Ken WA8JXM <wa8jxm@gmail.com>; Date: Wed, 27 Dec 2023 02:01:56 -0500; Well the neutral line isn't really required on the high voltage feedlines. Our power line used to come directly from the ridge across the road, an 800' span 200' above the road.. Several times we fou; /archives//html/Towertalk/2023-12/msg00050.html (14,503 bytes)
104. Re: [TowerTalk] Help with FIRST TIME STATION (score: 1): Author: Ken WA8JXM <wa8jxm@gmail.com>; Date: Sun, 18 Feb 2024 19:38:50 -0500; I think one reason for the variations is that standards (calculations) have changed over time (thank the lawyers?) In 1971, I put up a Heights 72' aluminum tower. It required a 4'x4'x4' concrete base; /archives//html/Towertalk/2024-02/msg00035.html (11,552 bytes)
105. Re: [TowerTalk] SELF-SUPPORTING TOWER NEEDED IN THE MIDWEST (score: 1): Author: Ken WA8JXM <wa8jxm@gmail.com>; Date: Wed, 28 Feb 2024 17:59:05 -0500; I have seen used towers on Craig's list and Facebook Marketplace. Ken WA8JXM _______________________________________________ _______________________________________________ TowerTalk mailing list Tow; /archives//html/Towertalk/2024-02/msg00053.html (12,282 bytes)
106. Re: [TowerTalk] All Day Everyday Unattended FT8 (score: 1): Author: Ken WA8JXM <wa8jxm@gmail.com>; Date: Wed, 10 Apr 2024 01:37:52 -0400; 96 consecutive hours (so far this week) basically unattended. It would appear that the operator intends to work DXCC on 20m without even being in the room with the radio. Be careful of what you ask; /archives//html/Towertalk/2024-04/msg00014.html (8,516 bytes)
107. Re: [TowerTalk] MFJ QRT on May 17, 2024 (score: 1): Author: Ken WA8JXM <wa8jxm@gmail.com>; Date: Mon, 29 Apr 2024 11:42:19 -0400; I can say this: back when I started (1963) we had 300 kc/s for CW only on 80m and many nights it was difficult to find an open spot to call CQ. 75m phone had 200 kc/s and was crowded even worse. Now; /archives//html/Towertalk/2024-04/msg00125.html (8,567 bytes)

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