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Old 11-17-2009, 06:10 PM   #278 (permalink)
watt-a-mezz
EcoModding Apprentice
 
Join Date: May 2009
Location: Orrville, Ohio
Posts: 108
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Quote:
Originally Posted by jackbauer View Post
I built a cheap little circuit using an infrared opto sensor to drive the tach. If the shaft is shiny you can just mark it with a permanent black marker. I'll have a few videos and pics at the weekend.
Thank you. would like to see them. Watt.
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