Hmm,
Imagine that!
And yet you still can detect its E-M field with a loop of wire,
or its sonic signature with a microphone.
-Chuck Harris
Bob Camp wrote:
Hi
A magnetically driven tuning fork is a *very* different beast than a modern
watch crystal….
Bob
On Sep 13, 2012, at 6:15 PM, Chuck Harris <[email protected]> wrote:
It turns out that watch timing machines are available that
sense the watch crystal both ways. The same was true in
the days of the Accutron tuning fork watch... thought the
more reliable timing machines used a loop to sense the
magnetic field of the drive coils.
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