[time-nuts] Quartz assisted pendulum clock.

Scott Newell newell at cei.net
Thu Jan 5 20:43:56 UTC 2006


At 01:37 PM 1/5/2006 , Tom Van Baak wrote:
>
>A small subset are NAWCC Horological Science
>Chapter #161. This is a group of modern pendulum
>clock makers and are driven more by the amazingly
>deep science and technology of vintage and modern
>precision pendulum clocks than the art and fashion
>of wristwatches. See also:

Which reminds me...I once was told that some of the early IBM big iron used
a very refined mechanical (low tc pendulum?) clock for the time of day
ticker.  Anyone know if this is true or not?


-- 
newell






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