Upgrade to a TBolt from what? If you have a M12+ disciplined PRS10 what else can be better? Great short time stability given by the Rb (and what a Rb, a Stanford Research PRS10), great long term accuracy given by the M12+...
On Sat, Mar 24, 2012 at 8:22 PM, Jürg Kögel <[email protected]> wrote: > Having a M12+Timing GPS driving the 1 Hz input of my PRS10. I decided > to upgrade my house referenc switching to a Tbolt as the 1 Hz source. > First I did some time analysis using my HP 5372A controlled by my FTS > 4060 Cesium standard that I did turn on beam current three days ago > to allow it to settle. Tests showed maximum deviation of 2 nsec with > the Tbolt over 1000 seconds and 63 nsec with the GPS (20 nsec with > Sawtooth Correction) Again 1000 seconds. Plot's are available but > exceed attachment size. > The output of the PRS10 in turn disciplines an Oscilloquartz 8600. > > Here are my questions: > Are 2 nsec acceptable for a Tbolt > What should the Tbolt loop time be for this application > What should the loop time be for the PRS10 > What is the long term performance of the Tbolt and what is the > contribution due to the GPS signal. > What is the resolution of the Tbolt detecting and correcting the 1 pps > and is it done by changing the OCXO frequency for short periods. My > tests show a slight change. > Does any one have a similar setup using a Tbolt and 1 pps input to a > PRS10 and experience to share. > Thanks for any help. > > Juerg > > _______________________________________________ > 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.
