[time-nuts] Chelsea Chronoquartz dividers

Graham / KE9H ke9h.graham at gmail.com
Fri Sep 11 19:41:59 UTC 2020


2^22 = 4,194,304
So divide by two, 22 times in a row to get to 1 Hz.
--- Graham


On Fri, Sep 11, 2020 at 12:42 PM Bill S <wls at jbpet.com> wrote:

> A friend has acquired a Chelsea Clock Company Chronoquartz which was
> probably made in the 70's. He has measured the oscillator frequency at
> approximately 4.194304 MHz. He wanted to know what arrangement of
> dividers they used to run the 4 pole stepper motor to step seconds.
> Anybody know?
>
> Thanks,
>
> Bill_S
>
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