Is this true?? (TI & watches)
Allison
ajp166 at bellatlantic.net
Tue Feb 20 14:26:30 CST 2007
>
>Subject: Re: Is this true?? (TI & watches)
> From: Fred Cisin <cisin at xenosoft.com>
> Date: Tue, 20 Feb 2007 11:48:19 -0800 (PST)
> To: "General Discussion: On-Topic and Off-Topic Posts" <cctalk at classiccmp.org>
>
>> > Before there were quartz crystal oscillators in watches, Bulova developed
>> > and sold watches with 360Hz tuning fork oscillators.
Otherwise know as Accutron Watches. Very fine and accurate.
>On Mon, 19 Feb 2007, Chuck Guzis wrote:
>> ...and before that, there were electric watches that used a
>> conventional balance wheel as the timing reference.
Before that (mt Cessna still has one) there were clocks that used
A solenoid and contact to wind a mainspring for the usual wound
clock style balance wheel and escapement.
>.. . . but we still consider the digital watch to be a pretty neat idea
Indeed.
Allison
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