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Author Topic: Optical Tachometer  (Read 2287 times)
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Huntsville, AL, USA
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A long time I ago I put up the Beakman's Motor Page ( When I got my Arduino Diecimila, I decided to make an optical tachometer to measure the speed of these simple motors. I did this to both teach myself a little about Arduino development and because I get asked repeatedly how to measure the speed. This may not be the simplest way, but at least it works and I have something to tell someone when they ask.

The project is up on Instructables:

More pictures at:

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