That is a 43 mix and a good choice; that is what I use on my 6M yagis. Six
to eight is adequate.
Carl
KM1H
----- Original Message -----
From: <n7ka@comcast.net>
To: "TowerTalk" <towertalk@contesting.com>
Sent: Wednesday, July 25, 2007 4:58 PM
Subject: [TowerTalk] Ferrite beads for common mode current
> Getting ready to install another 6M yagi here and building another for a
> friend. Want to use a choke on the feed line which will be either RG-213
> (MIL-C-17 compliant) or on LMR-400UF (super flex). In all cases I want
> the capability for 1500W. I do not like the idea of additional connectors
> so my plan is to but the beads on the line at feedpoint of the cable that
> goes down to the hardline just below the top of the tower. Would
> Fair-Rite 2643102002 be the correct choice? The id at 0.505 inch is large
> enough to fit over the RG-213/LMR-400. Or do I need another mix and how
> many beads.
>
> Arne N7KA
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