On 13 Sep 2014 04:39, "David McGaw" <[email protected]> wrote: > > The battery probably was going weak and the oscillator coming out of full control by the crystal. The tuning-fork crystal used in RTCs is not as high-Q as a MHz crystal. I have noticed clocks using these can go quite slow at low voltage. The crystal acts more like an inductor in this case and resonates with the increased junction capacitance at low voltage. > > David
Two very different explanations from two different people about why clocks slow when the battery gets old. BTW Dave, please reply by my private email about whether you want the loads measured before I send them, given the VNA is at Keysight for calibration. Dave _______________________________________________ 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.
