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1. [TowerTalk] Common Mode Choke Question (score: 1): Author: Carol Richards <n2mm@comcast.net>; Date: Wed, 27 Sep 2017 14:43:06 -0400; Hello, At present I have an inverted "L", 100+ feet vertical with 4 elevated radials, about 130 feet long at 10 feet in height. I am about to construct a CM choke. On hand, I have 4, Amidon 2.4 inch; /archives//html/Towertalk/2017-09/msg00296.html (6,777 bytes)
2. Re: [TowerTalk] Common Mode Choke Question (score: 1): Author: <marsh@ka5m.net>; Date: Wed, 27 Sep 2017 14:11:17 -0500; I'd recommend referring to RFI-Ham.pdf by K9YC. http://www.audiosystemsgroup.com/RFI-Ham.pdf Good info and a great reference resource. For 160M and / or 80M I'd go with the recommended 7 turns throug; /archives//html/Towertalk/2017-09/msg00297.html (8,032 bytes)
3. Re: [TowerTalk] Common Mode Choke Question (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Wed, 27 Sep 2017 15:30:49 -0700; Hi Carol, Amidon does not make cores, they sell stuff made by other companies, and terribly high markups. 2.4-in cores are made from dozens of different magnetic materials, all very different from ea; /archives//html/Towertalk/2017-09/msg00298.html (8,539 bytes)
4. Re: [TowerTalk] Common Mode Choke Question (score: 1): Author: Carol Richards <n2mm@comcast.net>; Date: Wed, 27 Sep 2017 18:53:08 -0400; Jim, I purchased them many, many years ago when they were relatively inexpensive. Thank you for enlightening me as to their content and quality. Carol Amidon does not make cores, they sell stuff made; /archives//html/Towertalk/2017-09/msg00299.html (8,659 bytes)

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