A sound sensor is the cheapest way to give an Arduino UNO R4 an ear. It will not tell you what it heard - it tells you that something was loud enough. That turns out to be plenty: clap to switch on a ...

Anyone can hang a poster from the wall, but if you're willing to put a little DIY into your home decorations, this Arduino-powered LED wall-art looks amazing, and reacts to music playing in the room ...

Explore two new Elektor Academy Pro STM32 programming courses, featuring MicroPython and Arduino, as part of the Embedded ...

Here a student uses a sound trigger to capture a photo as a balloon in the process of ripping apart as it pops. Note, there is a banana floating in space that has only just started falling when the ...