[time-nuts] Anyone Familiar with a Trimble 46865 Board?

Bob Camp kb8tq at n1k.org
Mon Aug 25 18:35:02 EDT 2014


Hi

I’d say you have it figured out pretty well. 

It’s a TCXO based board for a “short holdover” cell site or something like that. There is a good chance that it’s got the same plusses and minuses as the GPSTM plus the degraded ADEV from the TCXO. 

Bob

On Aug 25, 2014, at 5:04 PM, Bob Armstrong <k0bt at cox.net> wrote:

> I have been offered what appears to be a Trimble GPSDO board.  The model
> number is 46865-00-BM.  From the photos, the board appears to be about the
> same size and layout as my NTBW50AA and includes a Trimble STP2254 10 MHz
> TCXO module, a USB port, and the same type of backplane connectors as the
> Nortel unit.  I cannot find anything about it on the web - even to figure
> out what it was originally used for.  Is anyone on the list familiar enough
> with this particular board to point me to some reference information?  
> 
> 
> 
> Thank you,
> 
> Bob, K0BT
> 
> 
> 
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