I didnt lose the pot but had to bypass the indicator lines in mine. It was
at a past QTH, the 100' tower was shunt fed on 160 and a Christmas Tree of
W2PV-4's were on top for loading. When I replaced the T2X with a Create
RC5-3A I did the bypassing before installing.
Carl
KM1H
----- Original Message -----
From: "Peter Chadwick" <g3rzp@g3rzp.wanadoo.co.uk>
To: "Robert Chudek" <k0rc@pclink.com>; <amps@contesting.com>
Sent: Friday, September 07, 2007 12:20 PM
Subject: Re: [Amps] crossmodulation in PA
>I had the direction indicator pot in the T2X burn up with RF when using
>the tower as a vertical. The RF current through the rotator to the
>capacity hat of the 205BA appeared to cause the problem: adding suitable
>straps between the top of the tower and the stub mast, as well bypass caps
>in the T2X, led to no recurrence in 20 years.
> But this purely anecdotal, of course. I believe it's backed by theory -
> others may disagree.
>
> 73
> Peter G3RZP
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> Amps@contesting.com
> http://lists.contesting.com/mailman/listinfo/amps
>
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