Is this true?? (TI & watches)

Tony Duell ard at
Tue Feb 20 15:33:18 CST 2007

> On 19 Feb 2007 at 22:32, Kevin Schoedel wrote:
> > Before there were quartz crystal oscillators in watches, Bulova developed
> > and sold watches with 360Hz tuning fork oscillators.
> ...and before that, there were electric watches that used a 
> conventional balance wheel as the timing reference.

Alaong with movements wtih electrically driven pendulums (pendula?), 
electrically impulused pendulums, more conventional spring-driven clocks 
with electric rewinding every frw minutes, etc. 

Electric/electronic clocks are _another_ of my interests...


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