My 2 cents.... In a talking to Charles Wenzel about this very topic some 13 yrs ago, I liked it when he said sometimes it comes down to the "quartz-to-crud ratio" of the crystal that makes all the difference for a given crystal frequency.
-Brian, WA1ZMS On Aug 4, 2013, at 8:40 PM, Bob Camp <[email protected]> wrote: > Hi > > As with any real question, the answer is always "that depends…". > > Different offsets at different carrier frequencies will make you look at > different things…. > > Bob > > On Aug 3, 2013, at 9:01 AM, Magnus Danielson <[email protected]> > wrote: > >> On 08/03/2013 02:28 PM, Bob Camp wrote: >>> Hi >>> >>> The whole drop frequency / better Q thing really only applies if you are >>> looking for ADEV with tau's > = 0.1 second. If you are after phase noise, >>> then there are other things to worry about. >> White noise and flicker noise of oscillator and buffer amps comes to >> mind. Naturally noise in the crystal itself. >> >> Cheers, >> Magnus >> _______________________________________________ >> time-nuts mailing list -- [email protected] >> To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >> and follow the instructions there. > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
