[ntp:questions] Single GPS/PPS time source gets marked as a falseticker

Rob nomail at example.com
Tue Jul 12 20:10:57 UTC 2011

Michael Eder <meder at whoi.edu> wrote:
> We are using a Garmin GPS 16x.  I should clarify these are platforms in the
> middle of the ocean so the sole time source is the GPS and PPS.
> We have measured the time delta between the GPS and the PPS and the GPS
> while delayed to process the NMEA string has a relatively low jitter and is
> quite reliable.

Did you measure all the units actually in use?
Garmin recently fouled up the firmware so the one you tested with may
be better than the later ones bought for production.

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