[time-nuts] Quiet clocks, noisy clocks

paul swed paulswedb at gmail.com
Sat Jan 5 22:38:41 UTC 2019


That is interesting. Thank you

On Sat, Jan 5, 2019 at 4:59 PM Ron Bean <time at rbean.users.panix.com> wrote:

> paul swed <paulswedb at gmail.com> writes:
>
> >Not sure who it would be but the reason to want to use a 1 pps step is its
> >easy to clock.
>
> As a side note: There's a replacement driver board on Tindie that uses
> an Arduino clone to program the behavior of a quartz clock movement. The
> firmware is open source, so you can modify it any way you like. This
> could be driven from an external time signal without too much trouble.
> (As presented, the accuracy is not all that great, but you guys know
> how to change that...)
>
> https://www.tindie.com/products/nsayer/crazy-clock/
>
> "customized lavet stepper motor clock movement controller"
>
> "Designed by Geppetto Electronics, Ships from United States of America"
>
>
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