CD/DVD Bipolar Motor Driver W/o Microcontroller

I had a couple of CD/DVD writer scrap. When I opened them I found the Lasers are in working condition and the Motors looks the same. Then I came across the Laser Engraver for custom laser works from these scrap Lasers. I found many people had done and driven these Bi-polar Stepper Motors by the use ...

By: Samiran



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from Instructables: exploring - technology http://ift.tt/1qTj2Jg