On Sat, Sep 03, 2011 at 08:05:21AM -0500, steven Sommars wrote: > I monitored Garmin LVC (corrected firmware) NMEA time and saw variance of up > to 50msec. I wonder if the variation in NMEA time depends on GPS signal > quality.
I'm wondering what is the cause of the variance too. With 18x LVC (firmware 3.70) I see errors up to 150 ms. That wouldn't be that bad if it was randomly distributed. A capture over 30 hours: http://mlichvar.fedorapeople.org/tmp/18x_nmea.png -- Miroslav Lichvar _______________________________________________ questions mailing list questions@lists.ntp.org http://lists.ntp.org/listinfo/questions
