[time-nuts] Z3801A failure?

[Neville Michie]

What about the HP 10811 running out of EFC range by ageing? It may  
just be a matter of centring the EFC with the mechanical trim  
adjustment.

Cheers, Neville Michie

On 29/03/2010, at 11:15 AM, Matthew Kaufman wrote:

> Bob Camp wrote:
>> Hi
>>
>> I would bet the OCXO is off frequency. Bad heater or some other  
>> basic failure.
>> Bob
>>
> That's what I was thinking, but the oven appears to be operating  
> properly and the failure was relatively sudden (though I don't log  
> EFC values, so it could have simply been nearing the edge over a  
> period of months).
>
> Matthew Kaufman
>
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