The build uses an Arduino Uno as the brains, with the only additional hardware required being a stepper motor and driver. The stepper motor drives a 3D printed wheel, with 14 slots – each one ...
He snagged a couple of stepper motors with threaded shafts, designed the parts in Inkscape, then fired up his full-size cutter to carve out the pieces. An Arduino Uno and the relays for the laser ...
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