[ntp:questions] NMEA ref.clock better than my ISP's timeserver?
David J Taylor
david-taylor at blueyonder.not-this-part.nor-this.co.uk.invalid
Thu Jun 11 10:35:58 UTC 2009
David J Taylor wrote:
> I might be inclined to go for a screened
> cable if you need a 30m run, but thin 3-core mains cable /might/
I'm not sure whether the NMEA driver attempts to send anything /to/ the
GPS device. If not, three lines might to (ground, TX from GPS, PPS),
otherwise four lines are required. If you want to take USB power from the
server (as I now do), it's five lines minimum.
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