Hi What may well have happened is a part aged quite a bit or failed outright in all of them. Without tearing into the circuit, and analyzing it, there is no way to really know.
Bob > On Jun 20, 2016, at 2:28 PM, Iwa2008 via time-nuts <time-nuts@febo.com> wrote: > > > > was messing around with one of theocxo's last night. The most easily way to > guarantee an instantincorrect frequency turn on is to either start it at an > under voltagecondition(ex. initial power on at 10V, with full current), or > tostart it with a current limited power supply, that delivers half themax > instant turn on current(ex. giving it a 500mA limit, when it cantake 1A). > Interestingly enough I have cases of the cfp oscillators,and 3 stp variants. > I have been able to test all of the stp's andthey exhibit this bug. Those > were from CIC GGER gpsdo's, that is whatI learned many many years ago. My > CFP's are all unused, still intheir original shipping boxes. The unfortunate > thing about that isthe product label information has been covered up. With > the 4 cases Ihave almost all are in sequential order SN wise. > Sorryfor the long post. > Thanks, > Brendan > > > > _______________________________________________ > 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. _______________________________________________ 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.
