[time-nuts] Long period variation of GPS PPS timing?

Hal Murray hmurray at megapathdsl.net
Wed Jul 14 06:24:07 UTC 2010


> It ought to be a bit better than this, but the 10uS PPS width is a bit too
> short for a steady timing of centroid through a soundcard at 192k samples/
> sec, I need to stretch the pulse a factor of 10 or so.

The PPS on my TBolt was also too short for a PC running Linux/ntpd to catch 
it.  (It works on another system with different hardware.)

Here is how I kludged it...



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