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Total 5 documents matching your query.

1. [TowerTalk] What's heating up ? (score: 1): Author: Steve London <n2icarrl@gmail.com>; Date: Sun, 12 Mar 2017 21:41:36 -0600; I am experimenting with the N4KG reverse feed method for 160 meters on a tower with a lot of stuff already on it. I like the possibility that elevated radials will be an improvement over my terrible,; /archives//html/Topband/2017-03/msg00020.html (8,121 bytes)
2. Re: [TowerTalk] What's heating up ? (score: 1): Author: "Gary Schafer" <garyschafer@largeriver.net>; Date: Sun, 12 Mar 2017 23:00:42 -0500; Probably the capacitor. Try 2 or 3 smaller values in parallel to make your 2200pf. Then see if the drift is the same. Or the coil wire size is too small. 73 Gary K4FMX _______________________________; /archives//html/Topband/2017-03/msg00021.html (9,236 bytes)
3. Re: [TowerTalk] What's heating up ? (score: 1): Author: Jim Kennedy <kennedyjp@cableone.net>; Date: Mon, 13 Mar 2017 01:01:57 -0400 (EDT); Garys suggestion is right on. I assume from the the cap you describe that its a doorknob type. If so be sure it is RF rated and not a HV type used in power supplies, Total different characteristics.; /archives//html/Topband/2017-03/msg00022.html (10,103 bytes)
4. Re: [TowerTalk] What's heating up ? (score: 1): Author: Steve London <n2icarrl@gmail.com>; Date: Mon, 13 Mar 2017 07:42:05 -0600; The characteristics of the doorknob are unknown. It's a junk box special, with all of the lettering faded. Found an interesting article on the web by I0IJ on RF vs. HF capacitors. I'll have to try ex; /archives//html/Topband/2017-03/msg00024.html (10,786 bytes)
5. Re: [TowerTalk] What's heating up ? (score: 1): Author: Steve London <n2icarrl@gmail.com>; Date: Wed, 15 Mar 2017 08:30:26 -0600; Thanks to everyone for your suggestions on my 160 antenna heating issue. Yes, the problem was the single 2200 pf doorknob I was using. After replacing it with two 1000 pf doorknob's in parallel, all; /archives//html/Topband/2017-03/msg00036.html (8,114 bytes)

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