On 10/3/07, John Pettitt <[EMAIL PROTECTED]> wrote: > I'm not sure the whole GPS diversity argument holds water. There > really is no good alternative that provides the accuracy that GPS offers > (CDMA is GPS and the clock solution don't offer the same accuracy do to > propagation delays). I'm open to somebody convincing me that there > is a good alternative to GPS but I've not yet heard a compelling > argument.
Defore GPS was cheap, the radio codes broadcast by national standards laboratories provided time for most stratum-1 servers. That would be WWV and WWVB in the USA, DCF77 in Germany, etc. See: http://www.eecis.udel.edu/~mills/ntp/html/refclock.html -- RPM _______________________________________________ timekeepers mailing list [email protected] https://fortytwo.ch/mailman/cgi-bin/listinfo/timekeepers
