[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.

<snip>




More information about the questions mailing list