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Re: Alternative to limit switches?
 Heres another option, the infrared beam breaking integrated into one piece, on the cheap. http://www.sparkfun.com/shop/index.p...=483346&cat=71& Its at the bottom of the page.
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"Any intelligent fool can make things bigger, more complex, and more violent. It takes a touch of genius -- and a lot of courage -- to move in the opposite direction."
-Albert Einstein
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