[time-nuts] 60 Hz frequency and phase measurement

[jimlux]

On 7/3/19 3:20 PM, Jeremy Nichols wrote:
> The station at Santa Rosa, California (#853 in the Western Interconnection)
> is mine. Have had their receiver for several years. Only downside is that i
> can't record the data directly from the supplied receiver.
> 
> Jeremy
> 
> 

but what can you tell us about the receiver - I assume it's line 
connected.  How does it get time hacks? GPS? Maybe it takes a feed from 
the de-rigueur  Hydrogen maser, Cs fountain, or cryogenic sapphire 
oscillator that time-nuts just happen to have around?