You may want to have a look at http://www.efos3.com/53230A/HPAK53230A-1.html
Ole > 4. okt. 2018 kl. 04:04 skrev AC0XU (Jim) <[email protected]>: > > I have recently acquited a 53230A counter and have tried to measure ADEV of a > GPSDO with it. I am suspicious of the ADEV numbers reported by TimeLab V1.31 > because > > 1) Timelab disagrees significantly with the ADEV numbers reported by the > 53230A itself. In this case, with 1 sec sample intervals, the 53230A reports > an ADEV of about 370 micro Hz (or 3.7e-11). Time lab reports 1.5e-11 @0.01 > sec sample period, 2e-11 @0.1 sec sample period, 6e-11 @1sec sample period - > all at tau=1sec. > > 2) When I use TimeLab to select different sample intervals, the whole ADEV > curve shifts left (with smaller sample intervals) or right (with larger > sample intervals). > > Its as if TimeLab does not correctly account for the sample interval, but am > I just not using the Timelab/counter setup correctly? > > Thanks! > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com and follow the instructions there.
