[email protected] said: > Anything under 100 ppb relative to WWVB is probably closer than the > ionosphere will let you get under normal conditions. You can indeed get a > zero beat, but that's not always a guarantee that the carrier isn't moving > around at some odd rate. Far better to use WWVB. The LF path is much more > predictable, so you can pick "good" times to check it each day. After a few > days you can have some pretty good information.
Or you could turn into a time nut and graph the ionosphere delay. Any long term drift would be due to the local reference clock. -- These are my opinions. I hate spam. _______________________________________________ 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.
