mag...@rubidium.dyndns.org said: > Not quite right. If you lock up the clock, you do not lock to the birds, > but to GPS time or UTC as received over GPS. The observed time of the birds > would be a bad solution since you can't see a particular bird continously > unless you is in geosync orbit.
It's even more complicated than that. Suppose you decide to lock onto a bird that you can see. You have to correct for Doppler so you can't use a simple PLL. -- These are my opinions, not necessarily my employer's. I hate spam. _______________________________________________ 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.
