> Did you look into /why/ the 10811 was humidity sensitive? The > resonator and most individual board components are sealed, so > that doesn't leave too much. Maybe the coarse tuning variable > capacitor, which is exposed to air through its 2 mm hole?
When I was reading Rick's post, I immediately thought of the coarse adjustment hole / cap too. I wonder if plugging it up and taping over the hole would help any? > Do you know if most modern high-end OCXO, which are solder > sealed, and which have no screwdriver tuning access hole, are > immune from all humidity variations? MTI-Milliren has some specials right now, someone could get one of their 250 or 260 series sealed oscillators for < $150 and run some tests... _______________________________________________ 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.