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1. Topband: Common mode choke 160m inverted L (score: 1): Author: ON4GPE <on4gpe@gmail.com>; Date: Sat, 23 Dec 2017 19:27:41 +0100; Hi All, I would like to build a good high power common mode choke for 160m. I have a piece of RG393/U ptfe 10mm coax. (1 meter) I was thinking of using this and make me a "W2DU style" choke. Searchin; /archives//html/Topband/2017-12/msg00106.html (7,227 bytes)
2. Re: Topband: Common mode choke 160m inverted L (score: 1): Author: Guy Olinger K2AV <k2av.guy@gmail.com>; Date: Sat, 23 Dec 2017 15:08:47 -0500; Hi Gert, What you are suggesting, ** at 1.8 MHz **, even with 34 of those cores on a 1 meter length coax would have only a few hundred ohms blocking, not nearly enough blocking to do anything serious; /archives//html/Topband/2017-12/msg00108.html (10,438 bytes)
3. Re: Topband: Common mode choke 160m inverted L (score: 1): Author: donovanf@starpower.net; Date: Sat, 23 Dec 2017 15:14:11 -0500 (EST); Hi Gurt, With only two radials on your inverted-L, you should use a good common mode choke on your coax. The W2DU style choke on only one meter of RG-393 will not be very effective Suggest you read t; /archives//html/Topband/2017-12/msg00109.html (8,822 bytes)
4. Re: Topband: Common mode choke 160m inverted L (score: 1): Author: ON4GPE <on4gpe@gmail.com>; Date: Tue, 9 Jan 2018 20:04:58 +0100; Hi All, Thanks for the very useful info on chokes. After reading all this , i decided to build a choke with the same 10mm RG393 teflon silver wired coax. In Friedrichshafen i bought some beautiful sp; /archives//html/Topband/2018-01/msg00039.html (8,218 bytes)

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