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Re: [TenTec] Ten-Tec 411 Centaur Amp Problem

To: tentec@contesting.com
Subject: Re: [TenTec] Ten-Tec 411 Centaur Amp Problem
From: "Dr. Gerald N. Johnson" <geraldj@weather.net>
Reply-to: geraldj@weather.net, Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Wed, 02 Jun 2010 14:51:40 -0500
List-post: <tentec@contesting.com">mailto:tentec@contesting.com>
If its not been opened up, then it has the 15 meter low pass filter on 
the input board just like the schematic shows. I still think the problem 
is with that filter or its connections to make a tuned circuit at 40 
meters. Check that sub board's grounds.

73, Jerry, K0CQ

On 6/2/2010 2:15 PM, Kris Merschrod wrote:
> Good afternoon everyone who has been feeding me solid possible fixes.  No
> solution yet.  This AM I decided to focus on the inside of the AMP instead
> of outside fixes.  So it is on the bench, opened up, dusted and vacuumed out
> and, having checked the wafer switch contacts am about to do a careful
> "de-oxing" of  the contacts to be sure that contact is being made on both
> sides.  The components all seem sound and not heat stained.  There is
> continuity to the Shunt Board and to the coils.
>
> (I'm also going to open up the 10 meter position - but I have to write to TT
> for those instructions.  After all, somebody has to ironize the E-layer or
> this new sunspot cycle will never begin!)
>
> I will keep you posted.  MY TNX
>
> Kris KM2KM
> Merschrod
> 123 Warren Road
> Ithaca, NY 14850
> www.merschrod.net
>
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