First thought is that the doppler shift associated with sky wave propogation will likely present issues. Wwvb might be a better choice if locking an oscilator to a received rf carrier will work.
On Fri Sep 10th, 2010 5:04 PM EDT Ralph Smith wrote: >OK, stop me if this is really stupid. The initial site is in Colorado. >Would it be possible to use WWV? In particular: > >1) Lock a reference to the carrier of one of the WWV signals >2) Generate PPS off of WWV-locked reference >3) Periodically send difference of GPSDO PPS and WWV-locked PPS home, >along with GPS lock indication >4) When GPS goes away do the math at home and correct for the timing drift >of the GPSDO compared to WWV-locked reference > >There are probably several fatal flaws with this approach. In particular, >the following are required: >1) Ability to maintain constant lock to WWV >2) Common-mode error. Will the propagation from WWV be similar enough for >all stations to it be a practical common reference. >3) Adequate resolution. Even if, for some reason 1 and 2 are possible, >would the result be good enough to use. > >Like I say, probably completely unworkable, but what are your thoughts? > >Ralph > >_______________________________________________ >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.
