HI The only practical way to do a “filter” is with a flywheel oscillator. You will need at least a TCXO to hold the ADEV somewhere reasonable while the system it doing its thing. Something VCO based will not do the job.
Bob > On Jul 15, 2016, at 6:53 PM, John Swenson <[email protected]> wrote: > > Yep, that is theory. The fun part is going to be getting the right edge for > the new PPS. Half the time it will the one before the PPS from the GPS and > half the time it will be the one after. From the sawtooth data I should be > able to figure out which is which to align it to the new LO. > > John S. > > > On 7/15/2016 3:17 PM, Bob Camp wrote: >> Hi >> >> If you are going to go “full boat” then you probably should get the sawtooth >> correction out of >> the GPS and feed that into your control loop. You will need something you >> can run out at the >> “few hundred seconds” sort of time constant. >> >> Bob > > _______________________________________________ > 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.
