Is there logic (that I'm missing) to what seems like such an odd frequency?
Matt On 6/14/06, Randy Warner <[EMAIL PROTECTED]> wrote: > Tom, > > You're close. The M12 series actually has a 16.367 MHz crystal (TCXO in > the M12M). What enables the M12 to get down to +/-12 ns is that it can > place the 1PPS on both the rising and falling edges of the clock. > > Randy > > ________________________________________________________________________ > ________________________________ > > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On > Behalf Of Tom Van Baak > Sent: Wednesday, June 14, 2006 2:39 PM > To: Discussion of precise time and frequency measurement > Subject: Re: [time-nuts] M12T and M12M > > > Can somebody tell me the master clock frequency of the M12T and M12M > > GPS receivers? > > > > Thanks, > > Matt > > The old Oncore VP used a 9.54 MHz oscillator and had sawtooth error of > about 104 ns (+/- 52 ns). The > M12 has jitter closer to 25 ns (+/- 12 ns) which would imply a clock > frequency of approximately 40 MHz. > > See also: > http://www.leapsecond.com/pages/m12/sawtooth.htm > > /tvb > > > > _______________________________________________ > time-nuts mailing list > time-nuts@febo.com > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > > _______________________________________________ > time-nuts mailing list > time-nuts@febo.com > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > _______________________________________________ time-nuts mailing list time-nuts@febo.com https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts