[ntp:questions] PPS and NMEA

Richard B. Gilbert rgilbert88 at comcast.net
Mon Sep 10 21:14:05 UTC 2012

On 9/10/2012 5:02 AM, Rob van der Putten wrote:
> Hi there
> ksprabha wrote:
>> Kindly let me know what is the difference between NTP with PPS and NTP
>> with out PPS.
> NMEA can be a bit off with some GPS receivers. PPS tends to be very
> accurate.

The the PPS (assuming we are talking about the Pulse from a GPS Timing 
Receiver) is specified to be within plus or minus 50 nanoseconds.


More information about the questions mailing list