TenTec
[Top] [All Lists]

Re: [TenTec] Centaur input SWR (Update)

To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Subject: Re: [TenTec] Centaur input SWR (Update)
From: Steve Ellington <steven4lq@gmail.com>
Reply-to: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Thu, 16 Feb 2017 11:43:35 -0500
List-post: <tentec@contesting.com">mailto:tentec@contesting.com>
Could that be the "upgraded" board to allow 10 meters?

On Thu, Feb 16, 2017 at 11:38 AM, Joe Papworth via TenTec <
tentec@contesting.com> wrote:

> I took a look at the input filter board and it's not an 81763. It's
> labeled as an 81550 but it is not loaded with the same components as the
> spare 81550 that came from the seller, nor does it match the 81550 in the
> manual.
>
> I thought maybe the 81550 in the amp had modified to be an 81763 but the
> documentation for the 81763 says it should have two coils and 4 caps. The
> one in the amp only has one coil and a resistor in place of the second,
> along with only one cap.
>
> Anyone have a clue what I'm dealing with here?
>
> Thanks, Joe, K8MP
>
>
> -----Original Message-----
> From: Joe Papworth via TenTec <tentec@contesting.com>
> To: tentec <tentec@contesting.com>
> Cc: k8mp <k8mp@aol.com>
> Sent: Thu, Feb 16, 2017 11:02 am
> Subject: [TenTec] Centaur input SWR
>
> I've been ignoring an input SWR problem on my Centaur for a while and
> decided to take a look at it today. 10 and 15 are higher than the others,
> (about 1.8 to 1) The others range from 1.1 to 1.3 to 1. Is that typical? If
> not, the 81763 10/15 meter optional filter board seems to be a likely
> culprit, but there's not much circuitry on it. Thanks, Joe, K8MP
> _______________________________________________ TenTec mailing list
> TenTec@contesting.com http://lists.contesting.com/mailman/listinfo/tentec
> _______________________________________________
> TenTec mailing list
> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
>
_______________________________________________
TenTec mailing list
TenTec@contesting.com
http://lists.contesting.com/mailman/listinfo/tentec

<Prev in Thread] Current Thread [Next in Thread>