[time-nuts] Recommendations for Mains Power Monitor / Logger
Magnus Danielson
magnus at rubidium.dyndns.org
Sun Mar 11 23:35:57 UTC 2018
Hi,
On 03/11/2018 11:25 PM, Tom Van Baak wrote:
>> In short, the GPS to UTC time correction polynomial got screwed up.
>
> Yes, that was an exciting time!
> As far as monitoring mains phase -- a 13 microsecond step would be lost in the normal jitter and drift of power line timing. My 60 Hz logging was unaffected by the event because I use a cesium reference (not GPS or GPSDO).
The powergrid folks saw it!
There where some hilarious things happening.
Cheers,
Magnus
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