Hi Attila, On 2021-03-05 16:32, Attila Kinali wrote: > On Thu, 4 Mar 2021 08:59:10 -0500 > paul swed <[email protected]> wrote: > >> How stable? No published specs for this unit. But the older AN/URQ-10 was 5 >> E -10 and I have set the unit to 5.7 E -11. But it is still moving around >> and just starting to document that. Really do not have a trend line yet. >> Hope that helps. > Maybe as a point of reference: The OCXO in my SR620 flutters around > 10MHz with a few parts in 1e-10 in the course of a few weeks/months. > It is an older model, judging from the oxidation on the BNC connectors > and has been continuously running for at least 2 years. > > Unfortunately, I am not logging the frequency of the SR620, so I cannot > make any more precise statements. (I really need to build some rig where > I can measure lots of 10MHz sources in continuously...)
Do you have the SC10 OCXO in your SR620? Cheers, Magnus _______________________________________________ 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.
