Hi How much impact your distribution setup has on the OCXO phase noise depends a *lot* on how quiet the OCXO is. If it is in the -170 dbc/ Hz range, then pretty much anything can mess up the phase noise ….
Bob > On Mar 27, 2019, at 5:05 PM, Tobias Pluess <[email protected]> wrote: > > Hi Leo, > > sorry for my late reply. > I have not yet measured the phase noise of my finished unit, since I am still > waiting to complete my phase noise measurement equipment. > However, I have a decent test report for my OCXO, where the phase noise > spectrum is also plotted. I don't expect my distributor circuit which I > connected to the OCXO to degrade the phase noise too much since it is just a > bunch of OpAmps and resistors. > I have a HP 8663A here for comparison, but I still lack a proper phase noise > test set. > > Tobias > > > ________________________________________ > From: time-nuts [[email protected]] on behalf of Leo Bodnar > [[email protected]] > Sent: Thursday, March 21, 2019 09:14 > To: [email protected] > Subject: Re: [time-nuts] Yet another GPSDO project. > > Tobias, > Have you measured resulting phase noise of the finished unit? > Thanks > Leo > >> From: Tobias Pluess <[email protected]> >> sure, I believe you since my primary requirement was phase noise. This is >> because I'd like to use the OCXO as reference for my spectrum analyzer and >> also for my HP 8663 signal generator to do phase noise measurements > _______________________________________________ > 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. _______________________________________________ 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.
