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Arduino Weather Station Part3, Rain
Streaming video from SD card to Nokia LCD with Arduino
Pocket laser engraver.
Arduino Laser Engraver
Building your own CNC router/milling machine
Simple CNC Machine
DIY CNC Router
Repurposing my Laser CNC into a multi-tool CNC
Yet Another DIY Diode Laser Engraver
Frankenstein Laser Engraver