Monthly Archives: September 2016

Connecting and Testing CNC Stepper Motors and Spindle Relays

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First test of the new homemade CNC motor controller using a computer and a stepper motor connected. Also we test the on-board solid state relay for spindle control. V-Reference (VRef) for current setting to the motors is briefly discussed. Connecting and Testing CNC Stepper Motors and Spindle Relays The Guru Brew is a weekly entertainment […]

DIY CNC Controller Work Continues – It’s Ready to Power Up!

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The homemade CNC controller project is coming to a finish and ready for testing. Let me know what you think about the Lexan cover idea. Should I bother with clear covers and if so, should I attempt to bend the plexi or make it using metal angle and separate panels of plastic? Relay schematic used: […]