[time-nuts] Sidereal timekeeping
lists at rtty.us
Tue May 17 11:57:36 UTC 2011
In a full sized wall clock, most of the power is to the motor. On a wrist watch - it depends on how well the watch is built.
On May 17, 2011, at 12:37 AM, Hal Murray wrote:
>> As an alternative you could build an external circuit (a few uA at 3V
>> supply) and generate a signal to inject into the existing Xtal osc with the
>> Xtal removed.
> In a typical battery operated clock, what fraction of the power goes to the
> oscillator and counter and how much goes to the motor?
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