Mark, > John DuBois and I did > quite a bit of work to find a way to unwind the osc > parameters from the available unstabilized reported data > using SciLab on the log files, but nothing seemed to work > reliably.
For some information on how to do that have a look at Analog Devices application note AN-1002 and at the there mentioned US patent US 7,711,230. Best regards Ulrich Bangert > -----Ursprungliche Nachricht----- > Von: [email protected] > [mailto:[email protected]] Im Auftrag von Mark Sims > Gesendet: Donnerstag, 16. Februar 2012 01:56 > An: [email protected] > Betreff: [time-nuts] Testing a LPRO RB > > > > Lady Heather's osc drift rate calculation does assume that > the temperature has been stabilized. John DuBois and I did > quite a bit of work to find a way to unwind the osc > parameters from the available unstabilized reported data > using SciLab on the log files, but nothing seemed to work > reliably. Generally the data analysis croaked because of > things like noise and matrix singularities. > > Also, if you do stabilize the temperature, it is very easy > to get the osc tempco. Just turn off the stabilization and > see how the osc drifts as it warms up. > > _______________________________________________ > 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.
