[ntp:questions] NTP architecture recommendation
David J Taylor
david-taylor at blueyonder.not-this-bit.nor-this-bit.co.uk
Sat Aug 18 07:13:04 UTC 2007
Hal Murray wrote:
>> Does anyone know what the comparative GPS timing accuracies are in
>> "precision" and "degraded" modes?
>> My feeling is that even "degraded" would still be within the
> The graphs in the above URLs used gear with a very good local
> oscillator so they could average over a long time period.
> I'm not sure what you would get from a typical inexpensive GPS
> reveiver. I'd be impressed if you could measure the difference
> with a typical NTP setup.
So from 20ns to 6.3ns. About 1/1000 of what I would worry about.
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