Unruh wrote: > "David J Taylor" [] >> On my system, I can detect no difference between the GPS 18 and the >> GSP 18x. I am looking at jitters in the order of 2.2 microseconds, >> and offsets in the range +170/-100 microseconds. > > How are you reading the PPS interrupts>. That offset is terrible. On > my PPS feeding a parallel interrups, the offsets are less than 10us.
This is a Windows system, Bill. I know I would do far better with a FreeBSD system (I used to get better than 20microsecond offsets), but I'm able to run one PC less now, by having a Windows PC as my stratum-1 server. The offset is more than good enough for my purposes. Cheers, David _______________________________________________ questions mailing list [email protected] https://lists.ntp.org/mailman/listinfo/questions
