[time-nuts] Re: Has Line-Frequency Timekeeping Become Less Reliable in the U.S.?

Larry McDavid lmcdavid at lmceng.com
Wed Jul 15 21:49:52 UTC 2026


Our mains 60 Hz accuracy and accumulated error correction are long gone. 
All my line sync'd clocks (yes, all those kitchen appliance clocks) 
loose/gain here as much as 20 seconds in two weeks.

I've installed GPS clocks that keep accurate time. Here is one I recommend:

https://www.tindie.com/products/nsayer/gps-clock/

You can buy just the assembled PWB from the default listing packaged clock.

Best wishes,

Larry McDavid W6FUB
Anaheim, California (SE of Los Angeles, near Disneyland)

On 7/15/2026 8:15 AM, Thomas D. Erb via time-nuts wrote:
> I recently came across information suggesting that the way the North American power grid handles accumulated time error may be changing, and I had not realized this was even being discussed.
> 
...




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