In message <[EMAIL PROTECTED]>, Robert Sexton writes: >); SAEximRunCond expanded to false
>1. If I interface one of these to my closet-based server, do I really >have a Stratum-1 source? 1us accuracy doesn't sound all that great, but >I'm nut so sure that the server can take advantage of a pulse with >greater accuracy. Stratum-1 - certainly. 1us accuracy ? Highly unlikely. The clock crystal in your computer is far too temperature sensitive for that. >2. Would I get significantly better performance if I shelled out $75 >for one of the new trimble timing GPS modules, or found an old oncore >timing module on ebay? No. >I know that the oscillator on my old AMD based UNIX machine isn't all >that great, but I'll leave that question for another time. That is where you should spend your money first. Any GPS with a PPS output is sufficient to what you can do with a normal clock crystal. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 [EMAIL PROTECTED] | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
