[time-nuts] Another "atomic" clock question

Bob Camp lists at rtty.us
Sun Mar 2 15:21:33 EST 2014


As long as your resistor keeps the temperature to within a micro degree it will do pretty well.


On Mar 2, 2014, at 2:09 PM, Chris Albertson <albertson.chris at gmail.com> wrote:

>> Junk crystals are good thermometers.  Ballpark is 1 ppm/degree-C
> So does this mean I can epoxy a sandstone power resister to a junk
> crystal and keep the frequency exactly perfect by varying the power in
> the resister?
> -- 
> Chris Albertson
> Redondo Beach, California
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