> Thanks for your graphs, but what are the Y-axis units! http://keetweej.vanheusden.com/~folkert/nanosg20.png is in ms and not the delay, the offset instead.
> Inn your billboard above, the PPS looks to be on the wrong edge - > perhaps the pulse is 250 ms wide and you are syncing to the trailing > edge and not the leading. well the offset is not constant. Now it is even 1 second: remote refid st t when poll reach delay offset jitter ============================================================================== x127.127.28.0 .NMEA. 0 l 5 16 377 0.000 -1002.1 0.096 *127.127.28.1 .PPS. 0 l 9 16 377 0.000 -1000.2 394.379 +192.168.64.18 .PPS. 1 u 64 64 377 0.548 -0.360 3.083 +192.168.64.2 .PPS. 1 u 108 128 377 0.251 -1.128 0.918 -192.168.64.168 .PPS. 1 u 34 64 377 1.153 -0.755 3.958 > Can you check that out? I recall that I can but I think (open for telling me I'm wrong) the primary problem is with the offset jumping all over the place: see my mail a couple of minutes ago. > it's the positive going transition on the DCD connection which needs > to be on the exact second. I think you are using the Garmin GPS > 18x LVC. There was a firmware update which ensured that the serial > adta arrived /before/ the /next/ second edge rather than after it. > Ensure your firmware is 3.70 or later. See: > http://www.satsignal.eu/ntp/Garmin-GSP18x-LVC-firmware-issue.htm > I see that 3.80 is now out, but I think I am still on 3.70. I'll have a look at it this weekend. Folkert van Heusden -- Multitail es una herramienta flexible que permite visualizar los "log file" y seguir la ejecución de comandos. Permite filtrar, añadir colores, combinar archivos, la visualización de diferencias (diff- view), etc. http://www.vanheusden.com/multitail/ ---------------------------------------------------------------------- Phone: +31-6-41278122, PGP-key: 1F28D8AE, www.vanheusden.com _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.