[time-nuts] More graphs: OCXO step, holdover recovery

Hal Murray hmurray at megapathdsl.net
Tue Apr 26 17:33:56 EDT 2016


> What was the reason for holdover? 

Crappy antenna location.


> What puzzles me is the large hump upwards in DACvalue. Anyone knows what is
> the reason?

My guess is poor filtering on the initial data when coming out of holdover, 
probably complicated by inadequate testing and/or that case not being 
important.

I'm pretty sure there is at least one GPS data sheet that says to ignore the 
first 3 samples.


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