Hi All, I got a Trimble Thunderbold from Ebay and I am having trouble triggering the HP 53131A. The 1PPS output shows a 10us pulse of 1 Volt into a high impedance probe. This seems low to me. Should it be 5 volts? Maybe the output 74AC04 is toast?
Pieter, N4IP _______________________________________________ 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.
