They’re using a cheap sound sensor module and an Arduino to catch instantaneous photographs, with students caught in the act of popping balloons. The goal here was to keep things as simple as ...

I have already made some devices using SeeedStudio’s Seeeduino Nano microcontroller boards and Grove Sensors. In this post I am going to show you how to make a simple sound activated electronic switch ...

Some work by sensing sound ... use multiple sensors and outputs to trigger different effects depending on your needs. The Arduino is capable of driving small loads like an LED without extra ...