> Ok, this got a bit tangled with various email addresses linked to here and > there. Let’s see if it works better this way. > > > Hi > > >> On Nov 23, 2014, at 1:04 AM, Perry Sandeen <[email protected]> wrote: >> >> List, >> >> Wrote: Surplus OCXO’s are well … surplus. A significant percentage of the >> OCXO’s I’ve seen on the surplus marked are pulls off boards and are busted. >> I’ve bought quite a few from “tested / guaranteed / 100% good / perfect buy” >> sellers and found issues with then when you carefully test them. >> >> Well that is depressing as all get out. So some questions. >> >> What were the issues you found when carefully tested? > > There were a range of issues from “no output / runaway heater” to “output > goes away after a week” to “ADEV well out of spec”. > >> >> Were those issues reasonably repairable? > > Some of the first order stuff was. None of them really came up to full > performance. > >> >> If an overseas vender has an OCXO that’s still attached to a board, is it >> likely to be OK? > > That depends a lot on things you can’t possibly know. Was that batch of > OCXO’s damaged when they were installed, did the board blow up , …. > >> >> Was your *good yield* worth the low price and sorting? (Ignoring your time >> spent issue.) > > At < 20% after repair, not to me. Others have had much better luck. > >> >> The vender Fluke1 appears to do some extensive testing of his OCXO’s. Would >> he be a better source than others? > > I’ve had better luck with him than with others. I have (rarely) received > various things from him over the years that did not work 100%. He has > *always* been helpful in those cases. His prices are higher than some others, > that may reflect the true cost of good parts compared to un-sorted parts. > >> >> My questions are based that one can get 10811’s on a board here in the USA >> for $125 or the later model new for $100 from china. > > Specifically on a 10811, you want to be sure it didn’t go under water. It’s > an un-sealed unit. > > Bob > >> >> TIA. >> >> Regards, >> >> Perrier >> >
_______________________________________________ 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.
