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Re: [TenTec] Omni VI XTAL OSC problem

To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
Subject: Re: [TenTec] Omni VI XTAL OSC problem
From: "Ben K8DIT" <benk8dit@callatg.com>
Reply-to: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Sun, 6 Jan 2008 11:37:00 -0800
List-post: <mailto:tentec@contesting.com>
Yes, ~2v.
----- Original Message ----- 
From: "Steve Hunt" <steve@karinya.net>
To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
Sent: Sunday, January 06, 2008 10:45 AM
Subject: [TenTec] Omni VI XTAL OSC problem


> Hi folks,
>
> I have an Omni VI which just developed a severe "warble" on Tx and Rx,
> but only on 160m. I assumed the problem must be with the 160m crystal
> (or associated components) on the Xtal Osc - LO Mixer board.
>
> Thinking the crystal may have aged towards the limit of the loop control
> range, I just adjusted L12 - the inductor associated with the 160m
> crystal - and it now seems OK. I adjusted L12 to put the loop control
> voltage close to the value seen on all the other bands; it had been much
> higher.
>
> Does anyone know if this is the right procedure? And does anyone know
> what the loop control voltage should be adjusted to?
>
> Grateful for any help.
>
> Steve G3TXQ
>
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