No I'm not sure, but 164 ppm sounds high. My anecdotal memory may be faulty.
In any event, a 10811 with a bad fuse is obvious: it draws no oven power and the case never gets warm. Rick Jeroen Bastemeijer wrote: > Dear Rick, > > Are you sure the 500Hz is too much for a cold oven? I checked my 5345A > (recently acquired) counter, which was switched off for some time. > Measuring the frequency directly after applying power and switching on, > resulted in about 1640 Hz frequency offset. After warm up, the error is > below 0.4 Hz. (The unit used here is a 10811a). The error drops pretty > fast, allthough I didn't measure an accurate curve. Is the frequency > difference caused by the tempco of the oscillator circuit? > > _______________________________________________ time-nuts mailing list time-nuts@febo.com https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
