David Maxwell <david@fundy.ca>  wrote:
 > Also, naturally NTP's concept of 'stratum' differs from the
 > telecom world's concept of 'stratum', so be clear on what
 > accuracy you want.
 > 
 > If you just want a solid clock source that's always <1s off,
 > a recreational GPS may be fine for you.

Right.  I've got an ISA gps card that also has a '1pps' output 
connector... I just have to figure out what to do with it...