One more note before I just "read the posts for a while"...

a) broadcasts aren't legal for US hams

Do some reading on telemetry and when broadcasts ARE allowed. I've been a Ham for more than 30+ years.

b) ionospheric uncertainty in the skywave path makes this no better than WWV

No kidding... but without GPS (and assuming no Internet as well) how do we sync our clocks besides RF?

c) Whats wrong with GPS and/or WWV and/or CHU or whatever?

Nothing as long as they are TRANSMITTING.

d) A cheap Rb would give you a local reference that is much better than what you could do with receiving something via skywave.

I have three Rb standards to go along  with my two Thunderbolts.

If you want something that isn't run by governments,and is a technical challenge, how about pulsars? I'd guess (not having looked into it at all) that is would be cheaper to set up a station to receive pulsars than to run a Cs standard.

Are you serious? Cheaper? Really? I'll trade you a Thunderbolt... complete kit! for a full Pulsar time/frequency reference receiving station that is reliable (and the real-estate plus equipment for a dish large enough for it!). ;)

While I fully sympathize with the "stand alone" approach (that's one of the appeals of HF comms in general.. you aren't depending on anyone else's infrastructure), I don't know that setting up a time standards station fits in with that..

I have *many* mechanical watches. I can easily calculate NOON from the sun at anytime during the year. That's a reference and I can "set my watch by it". I don't need you or anyone else to tell me what time it is. If my watch isn't accurate or precise or is off my 1mS/day (or hour)... does it *really* matter if the GPS sats are down (think about it... why would they be down)?

What time is it?

*that wasn't my point* ---- it's "relative" and I'm not going to go further with this discussion. I just thought a "time-nuts based time system" was an interesting prospect.

...done.


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