Controlling Rewind Speed of Electrified Player
By Dale Gunnar
I have used old vacuum cleaner motors to power several organs, lowering
the speed (and noise) with small variable transformers, available for
a few dollars by catalog orders from surplus suppliers. This is much
more efficient (and cooler) than using a resistor and you can adjust
the voltage by trial to the exact need. Several such small variable
transformers are offered on eBay right now.
Dale Gunnar
Corpus Christi, Texas
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(Message sent Fri 23 Mar 2007, 12:59:12 GMT, from time zone GMT-0700.) |
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