[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/
> suffice.

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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