[time-nuts] Mains as time-reference

[Chris Howard]

>>> http://www.nationalgrid.com/uk/Electricity/Data/Realtime/Frequency/Freq60.htm 
>>>
>
> There's a beautiful screensaver available at  
> http://gridwise.pnl.gov/technologies/
> which shows the US WECC ( or so it seems ).
>
> Chris
>
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>