[time-nuts] Trimble Thunderbolt off freq?
Bob DeVarney W1ICW
w1icw at myfairpoint.net
Sun Sep 12 07:01:58 UTC 2010
On 9/12/2010 3:00 AM, Bob DeVarney W1ICW wrote:
> Anyone have problems with a Trimble Thunderbolt being off frequency?
> GPS has been locked for months, so it's not a GPS lock problem. I
> compared it to another standard borrowed from work, and it appears to
> be 22.0 HZ high.
> When I use this same standard as a reference for my HP 3586C Selective
> Level Meter, it reads WWV on 15 MHZ as being 22 HZ high as well, so I
> tend to believe the borrowed reference is accurate; not the Trimble.
>
> Is there a way in the Thunderbolt software to adjust the OCXO on freq?
> I did not see any hole on the side or top for a trim pot on the OCXO.
>
> Thanks,
>
> Bob W1ICW
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