DIY Plotter with Stepper Motors

An XY plotter is a machine that can control a plotting instrument (such as a pen or a cutting tool like a blade or a laser) over two axes in a accurate, precise manner. Computer Numerical Control (CNC) machines are very accurate XY plotters than can be used for anything from decorating cakes to c...

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