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Machine and Workpiece Coordinates
A CNC Router operates in a 3D universe. When you draw a shape on a piece of paper, you are creating a 2D image. When...
Using a Touch Plate with BobsCNC
A touch plate is a simple electrical switch. One side of the circuit is wired to the GND pin on the Arduino controll...
Ball Screw Drives
There are a number of different ways to translate the rotation of a stepper motor or servo motor shaft into linear mo...