For question for TomVB; is the shading in the raw plots the noise floor of the instrumentation ?
Brian [EMAIL PROTECTED] wrote: > Hello Ulrich, > > This is so true. See Tom's phase noise tests of a Russian Rubidium prototype > disciplined by a Fury GPSDO. Lot's of times there is not much space to put a > good OCXO inside the Rb's case. > > BTW: using the Fury's 1PPS input, that unit can be used as a cleanup loop > for dirty Rb's that have 1PPS outputs. > > _http://www.leapsecond.com/pages/fury/phase.htm_ > (http://www.leapsecond.com/pages/fury/phase.htm) > > I just fired up my FTS1200-100 tonight for testing, it's dead on 5MHz. Does > anyone have a good circuit idea to go from 5MHz to 10MHz? I was thinking of > something similar to the HP5370B input circuit - basically a tuned amplifier > locking onto the 10MHz overtone. > > bye, > Said > > > In a message dated 4/19/2008 06:33:21 Pacific Daylight Time, > [EMAIL PROTECTED] writes: > > temperature related frequency changes in a typical flat. Given the fact > that most rbs's stability at short observation times is worse that that > of good xtal oscillators this makes the FTS1200 the best choice in my > GPSDO despite of owning an LPRO101 and an FRK-L. > > Best regards > Ulrich > > > > > **************Need a new ride? Check out the largest site for U.S. used car > listings at AOL Autos. > (http://autos.aol.com/used?NCID=aolcmp00300000002851) > _______________________________________________ > 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.
