You could get a low cost GPS unit and compare the PPS from it to the PPS from your setup with the long cable.
Modern GPS receivers are sensitive enough to work with a poor antenna (indoors) and don't cost much. -- These are my opinions. I hate spam. _______________________________________________ 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.
