Re: [TenTec] Omni VI lock problem

[Ken Brown <ken.d.brown@hawaiiantel.net>]

Hi Clark,

Thanks for the suggestion. I don't hear the 20 MHz TCXO drifting. It is 
rock solid. Maybe if it's output level drops this problem can occur 
while the frequency remains stable???
DE N6KB

Clark Savage Turner wrote:
> Hi Ken -
>
> I had a similar problem.  Needed a new crystal oven.  I understand you 
> can buy the TCXO that is a fairly simple replacement, too.  Not 
> expensive.
> Clark
> WA3JPG
>
> On Sep 22, 2007, at 3:55 PM, Ken Brown wrote:
>
>   
> > Hi all,
> >
> > My Omni VI has a cyclical drift problem. It sounds like a PLL drifting
> > away from lock and then being pulled back into lock over and over 
> > again.
> > My first guess was that one of the crystals or other components on the
> > XTAL OSC. - L.O. MIXER BOARD had aged to the point where it was
> > difficult to keep it locked.
> >     
>
>
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