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Total 2 documents matching your query.

1. Topband: 1:4 Guanella (current) balun experiences ? (score: 1): Author: Thomas Herrmann <DL1AMQ@web.de>; Date: Mon, 03 Nov 2008 12:05:07 +0100; Are there available any good experiences with 1:4 Guanella (current) balun, consisting of 2 separated coax air coils (1:1 baluns) on TopBand with high power ? Do the coils should have any coupling (c; /archives//html/Topband/2008-11/msg00011.html (6,969 bytes)
2. Re: Topband: 1:4 Guanella (current) balun experiences ? (score: 1): Author: "Jim Brown" <jim@audiosystemsgroup.com>; Date: Mon, 03 Nov 2008 08:53:30 -0800; The higher power rated DX Engineering 1:4 baluns are two ferrite core (Fair-Rite #31) wired in series on the 4 side and parallel on the 1 side. This sort of design is superior to air core, because it; /archives//html/Topband/2008-11/msg00020.html (8,981 bytes)

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