[ntp:questions] SIRF time output wobble, GPS or NTP fault?

Rob nomail at example.com
Wed Mar 7 08:56:10 UTC 2012

David J Taylor <david-taylor at blueyonder.co.uk.invalid> wrote:
>> Are there any NMEA GPS that are designed for timing? Maybe - but I
>> can't think of one right now.
> GPS 18x LVC has both NMEA and PPS.  Is it "designed for timing" in that 
> case?  Perhaps not, as it doesn't have the sawtooth data which some 
> devices offer.  Is its 1 microsecond accuracy good enough?  Plenty good 
> enough for most NTP uses, I think.

Doesn't it support some "Garmin binary mode" that is more closely specified?

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