Robotic Etch-a-Sketch Draws Grayscale Images
(HackaDay) [Patrick] decided to make a computer controlled etch-a-sketch. While the idea is not that new, there is always a different way to accomplish a goal. An Arduino is used to control a pair of stepper motors which were sourced for pretty cheap, and even
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updated 3433 (Hack a Day), inserted 15, updated 0, at 2012-05-30 22:57:43
