[time-nuts] Fury - Rubidium
Scott Mace
smace at intt.net
Thu Jul 29 04:29:08 UTC 2010
Recovery from holdover was fine as well.
Scott
On 07/28/2010 11:21 PM, SAIDJACK at aol.com wrote:
> That's an average accuracy of 6.6E-013 over 19 hours.
>
> Impressive.
>
> bye,
> Said
>
>
> In a message dated 7/28/2010 18:21:12 Pacific Daylight Time, smace at intt.net
> writes:
>
> After about 19hours of holdover, only ~45ns. Now let's see how well it
> recovers.
>
> Scott
>
> On 07/28/2010 01:02 AM, SAIDJACK at aol.com wrote:
>> Hi Scott,
>>
>> a cool thing to try is to put the unit into manual holdover by issuing
> the
>> command
>>
>> sync:holdover:init
>>
>> The unit will act as if the GPS antenna has been removed, but GPSCon
> will
>> continue to show the 1PPS phase drift against GPS. Thus you can see how
>> stable your LPRO is over time when the unit is in holdover.
>>
>> You can restart normal locking with the command
>>
>> sync:holdover:rec:init
>>
>> On a good DOCXO, we would see less than 2000ns drift over a day when the
>> unit has been stable for a week or so. I believe the limits of the time
>> interval display are about +/- 2000ns.
>>
>> bye,
>> Said
>>
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