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Posted to sci.electronics.repair,alt.engineering.electrical,alt.horology,uk.d-i-y
Andy Dingley
 
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Default Accuracy of UK power grid time control?

On Fri, 14 Apr 2006 15:27:23 +0000, Christopher Tidy
wrote:

I can't find a figure for the accuracy of the time keeping of the UK
power grid.


It's weird. Frequency is allowed to wobble a bit, but it has to average
out very accurately over 24 hours or so, because of the number of clocks
in service.