[ntp:questions] NMEA ref.clock better than my ISP's timeserver?

David J Taylor david-taylor at blueyonder.not-this-part.nor-this.co.uk.invalid
Thu May 28 05:55:15 UTC 2009

Unruh wrote:
> Probably better than 10 microseconds from the PPS if you had a decent
> operating system (eg BSD or Linux) On windows, maybe 1 msec
> accuracy.\.

More like better than 200 microseconds on a good Windows 2000 or XP 
system, even in a non-temperature-controlled environment, when running on 
a non-interactive system.



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