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Re: [TowerTalk] Current Choke for Ladder Line

To: towertalk@contesting.com, Hans Hammarquist <hanslg@aol.com>
Subject: Re: [TowerTalk] Current Choke for Ladder Line
From: "Bry Carling AF4K" <bcarling@cfl.rr.com>
Reply-to: bcarling@cfl.rr.com
Date: Tue, 12 May 2015 16:14:01 -0400
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
I would think that the OCF is FAR more likely to radiate off the feedline than 
a conventional 
dipole in most circumstances.

On 12 May 2015 at 14:01, Hans Hammarquist via TowerTal wrote:

> Gentlemen,
> 
> 
> I have seen many articles how to build and/or buy common mode chokes for coax 
> cables but I don't remember any articles how to build (or buy) and choke for 
> a 400 ohm ladder line.
> 
> 
> The common mode current on a ladder line is causing the same problem as a 
> common mode current on a coax. i have a choke between my tuner and radio 
> which reduced noise quite good but wonder now how much RF power I radiate and 
> signal I receive from the CM current in the feeder to my OCF dipole.
> 
> 
> Any ideas/comments?
> 
> Hans - N2JFS
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