> I have to look at the Austron 2100T manual to get the exact sequence of > events, but basically you set the clock, feed an external PPS signal > that is roughly accurate (within some tens of milliseconds, I think), > and then enter the next time of coincidence (TOC) which you obtain from > the USNO (http://tycho.usno.navy.mil/lortoc.html). The TOC is when the > Loran pulse coincides with the UTC second. When the TOC rolls around
For GRI 9940, have a look at this one: http://www.leapsecond.com/java/gpsclock.htm > (which occurs a couple of times per day, the receiver locks to that and > you can remove the external PPS. From that point on, the PPS output > should track with the stability of the Loran signal unless/until it > loses lock. > > Not sure about the idea of tracking multiple chains; it seems like that > should work, but that's not how the Austron receiver, at least, does it. The vintage Austron and SRS Loran-C receivers track only one GRI. Modern ones like CsSync by Locus track multiple stations and multiple chains (all-in-view). See: http://www.locusinc.com/cssync.html See also the wealth of modern Loran-C information at: http://www.locusinc.com/whitepapers.html http://www.locusinc.com/articles.html /tvb http://www.LeapSecond.com _______________________________________________ time-nuts mailing list time-nuts@febo.com https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts