[ntp:questions] help with setting up NTP on windows with a USB GPS

David Woolley david at ex.djwhome.demon.invalid
Sun Dec 6 19:15:49 UTC 2009

David J Taylor wrote:

> Stated requirement:
>  - around 1 millisecond (on Window 2000 or XP IIRC).
> Observed performance examples:

These don't tell you the jitter due to the scheduling of the application 
program and interrupt latencies from the real world events to the point 
where the code tries to read the time.

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