[time-nuts] Another GPSDO quirk - KS-24361

Hal Murray hmurray at megapathdsl.net
Wed Feb 17 21:10:15 UTC 2016


wbeam at gci.net said:
>> http://users.megapathdsl.net/~hmurray/time-nuts/GPSDO/KS-volt-2016-Feb-14.p
ng
> All looks normal to me. Something appears to have driven f of both units
> off. The DAC is typical of recovery and overshoot of an upset in f. Since
> both LTE-Lite and KS-24361 experienced an upset at the same time, the cause
> must be external. Maybe a glitch in the GPS data stream. 

My eye doesn't see any significant offset in the LTE-Lite frequency.  Yes, 
there is a slight bump at the right time, but there are other bigger bumps 
nearby.  I included it on the graph to show that the reference crystal was 
sane.


-- 
These are my opinions.  I hate spam.






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