[time-nuts] 5071A Cs Oven

paul swed paulswedb at gmail.com
Thu Oct 4 15:10:11 EDT 2012


Learn something every day here. How to really extend the old dead C life a
bit longer.

On Thu, Oct 4, 2012 at 3:04 PM, Richard (Rick) Karlquist <
richard at karlquist.com> wrote:

>
>
> On 10/4/2012 9:45 AM, Tom Van Baak wrote:
>
>> Bob,
>>
>> Right, not good. There should be a fault message associated with it.
>> Check the internal log.
>>
>> OTOH, to conserve cesium, I've heard that some people run 5071A in
>> standby mode most of the time and only turn on the cesium for a fraction of
>> an hour a day or a week (to recal the quartz). Running in this standby mode
>> is also advisable if one wants the best short-term performance out of a
>> 5071A, without the loop noise. In this respect it's just like a GPSDO - you
>> get the best short-term performance if you turn off disciplining.
>>
>> /tvb
>>
>>  Hi
>>>
>>> Is "Cs oven: 0.0V" a good thing on a 5071A?
>>>
>>> I suspect not, since either it or GPS is off frequency.
>>>
>>> Bob
>>>
>>
>>
>>
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>>
>>
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