Based on Arduino Uno. This project is designed to give you the software and circuit diagrams which, along with the Arduino Uno and some additional hardware and holographic equipment, will allow you to ...

Laser Diode Positive Pin (+) → Connect to 5V pin on the Arduino. Laser Diode Negative Pin (-) → Connect to GND on the Arduino. LDR (Light-Dependent Resistor) Connection: LDR Pin 1 → Connect to 5V on ...

[SilverJimmy] already had a full-sized 50 watt laser cutter, but he decided to try his hand at putting together something smaller and microcontroller-driven. The result is this adorable little ...

Gregory L Holloway based in the UK has created an awesome mini Arduino powered laser cutter and engraver called the MicroSlice which is available to pledge for £199 over on the Kickstarter crowd ...

Discover how you can build a professional digital multimeter using Arduino that measures up to 24V DC voltage, checks resistance, conducts diode testing, and performs continuity tests. This ...