To capture an instant on film or sensor with a camera, you usually need a fast shutter. But alternately a flash can be triggered with the scene in the dark and the shutter wide open. It’s thi… ...

Arduino Uno, 10 buttons (for notes and play/pause), SD card module, 1602 LCD, 8x8 LED matrix, Sound sensor module, Speaker, multiplexer, 2 breadboards, wires, resistors Working principle: The buttons ...

Sound activation isn’t a perfect solution, but it’s certainly one we’d consider for our own shop. Posted in Arduino Hacks , Tool Hacks Tagged air circulation , automatic , dust collection ...

Users will need to provide their own Arduino Pro Mini and the hardware features a 1.4 W, 8 Ohms, Texas Instruments TPA2005D1, 14 bit ganged PWM, PWM 8 kHz low pass smoothing filter all powered by ...