won't it depend almost entirely on the charge pump filter? Don Jim Lux > I'm looking for info on behavior of a PLL (with VCXO) when the reference > comes and goes periodically. When the reference is gone, the PLL will > "flywheel" according to whatever the loop filter does. (we can turn off > the "input" to the filter, so we're not trying to track noise).. > > What I'm particularly interested in is the behavior in the PLL when the > reference returns. > > The overall situation is where we are trying to make a frequency/phase > measurement over 10-100 seconds, where the reference has a 50% duty > cycle, and is on for a second, off for a second. > > > I can fairly simply model this, or just try it, but I'm looking for some > references to an analytical approach. > > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. >
-- "Neither the voice of authority nor the weight of reason and argument are as significant as experiment, for thence comes quiet to the mind." De Erroribus Medicorum, R. Bacon, 13th century. "If you don't know what it is, don't poke it." Ghost in the Shell Dr. Don Latham AJ7LL Six Mile Systems LLP 17850 Six Mile Road POB 134 Huson, MT, 59846 VOX 406-626-4304 www.lightningforensics.com www.sixmilesystems.com _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.