[sdiy] Strobe tuners & synchronous motors rerevisited
anthony
aankrom at bluemarble.net
Mon Apr 21 20:27:24 CEST 2008
I found an induction motor from an old clock that had a magnetic rotor. Do
you think that would work sufficitently as a synchronous motor for a strobe
tuner? With the gear train removed, it doesn't have a lot of torque and the
direction it will turn is indeterminate (is that what the startinng motor is
for on Hammond organs?). I know some synchronous motors have designs with
definite rotation direction that's usually selectable. I also wondered if
this motor motor I got from an 8-track recorder is a synchronous motor: it
runs right off of the AC line at 117VAC (In Japan maybe) with a speed of
18,000 RPM... It's a cool motor at any rate.
Incidently, the old Hammond organs that I can get for cheap or M100's and
L100's, not M3's does that make it less of a sin to use them for parts? I
know John Paul Jones used an L100... But I think I could just use the reverb
amp from it and try to restore the rest of the organ. I suppose if I got
enough of them I could get into the business of Hammond organ restoration.
That and Wurlitzer Sidemans (Sidemen?). I've seen many videos of Sidemen on
YouTube and all I can say is: I want one! Or I could make something like it.
I've long thought of some kind of electromechanical sequencer. The Sideman's
method of tempo change is clever
Cheers,
Anthony
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