Quote:
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Originally Posted by ferdb
I suggest you go get a cheap variable transformer and plug a fan into it. You'll find that you can smoothly control rpm from 0 all the way up to max speed. The motor doesn't overheat nor are their any other problems with using this method.
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So... this is the "right" technique for shaded pole motors in general?
Maybe it's time for me to re-test some of the AC motorized impellers I couldn't get to run quietly enough. Did you mean something like
this - or are there cheaper-yet variable transformers that'd work?