[time-nuts] Disciplining Rubidium
ch at murgatroid.com
Fri Apr 25 12:03:32 EDT 2008
> BTW: the PRS10 should have a threshold where the counters just get reset.
> Otherwise how would the unit originally drift if the 1PPS is say 500ms
It does. It will restart the PLL if the skew is "large enough" or if it
doesn't see enough "good" 1PPS.
There's also a pre-filter on the time tagging that can be enabled to make
sure a bad 1PPS here or there doesn't cause a spurious restart of the loop.
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