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Total 6 documents matching your query.

1. Re: [TowerTalk] spark gap/ insulated tower (score: 1): Author: jim Jarvis <jimjarvis@optonline.net>; Date: Mon, 06 Oct 2008 08:40:15 -0400; I recently erected an 80' base insulated Rohn 25G tower. It is guyed with philystran cable. I have been told that I should install a spark gap at the base insulators. If this is the case, what should; /archives//html/Towertalk/2008-10/msg00076.html (7,833 bytes)
2. Re: [TowerTalk] spark gap/ insulated tower (score: 1): Author: "Todd Gahagan" <tgahagan@imt.net>; Date: Mon, 6 Oct 2008 06:55:46 -0600; Thanks to all who answered. The gap is actually closer to 1/8" and its two chisel shaped pieces of brass about 1.5" wide. I will try this in a transmit situation and see if I see any arcing. ________; /archives//html/Towertalk/2008-10/msg00089.html (9,352 bytes)
3. Re: [TowerTalk] spark gap/ insulated tower (score: 1): Author: "Jim Miller" <JimMiller@STL-OnLine.Net>; Date: Mon, 6 Oct 2008 14:22:13 -0500; Rain, interesting thought. Can they be mounted horizontally so the raindrop will not tend to close the gap? OR the contacts separately mounted up at 45 degrees with the contact points of EACH pointed; /archives//html/Towertalk/2008-10/msg00105.html (9,462 bytes)
4. Re: [TowerTalk] spark gap/ insulated tower (score: 1): Author: "Roger (K8RI)" <K8RI-on-TowerTalk@tm.net>; Date: Mon, 06 Oct 2008 21:59:27 -0400; Use a plain old fashioned automotive spark plug screwed into a piece of grounded pipe. Roger (K8RI) _______________________________________________ _______________________________________________ Tow; /archives//html/Towertalk/2008-10/msg00115.html (10,756 bytes)
5. Re: [TowerTalk] spark gap/ insulated tower (score: 1): Author: jimlux <jimlux@earthlink.net>; Date: Mon, 06 Oct 2008 20:54:14 -0700; Arrange em any old way.. you're looking at something to short on a 10kV potential at 10kA.. On high power MW broadcast, they use sphere gaps because the actual RF voltage is pretty high. At 1.5 kW on; /archives//html/Towertalk/2008-10/msg00119.html (8,451 bytes)
6. Re: [TowerTalk] spark gap/ insulated tower (score: 1): Author: Bill MacLane <ai4wm@yahoo.com>; Date: Tue, 7 Oct 2008 16:42:09 -0700 (PDT); Rain should just blow off. Ice or dirt should be more concern. I actually had to remove dead creatures from the gaps on our DA every so often. 73, Bill AI4WM _________________________________________; /archives//html/Towertalk/2008-10/msg00149.html (11,510 bytes)

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