>I am going to motorize my hand cranked extractor.  What should the rpm
>of the extractor be?
 
I believe that I wrote an article about using a furnace fan motor (2
speed) to convert a 4 frame reversible to power some years ago here.  It
worked well enough to extract over 100 hives efficiently.
 
Try a search and let me know if you can't find it.
 
Allen
 
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