Lucía Garbo has created an Arduino powered noise pollution monitor, powered by an Arduino Mega micro-controller and housed in a 3D printed case. Other components include a SparkFun Sound Detector ...

The SoundDuino Arduino sound shield is capable of working with voltages from 3.3v to 5v and if you use the other Arduino boards, the only pins that you require are GND, VCC, RX, TX.

This one caught my eye on twitter, the Arduino Audio Meter - an Arduino-based device described as spectrum analyser and guitar pedal in one... It's based on the Uno board, to be precise, fitting ...

Posted in Arduino Hacks, LED Hacks, Musical Hacks Tagged atmega328p, music speaker, vu, VU meter, VU speaker ← Building Custom Integrated Circuits Strike A Chord With This Pocket Keyboard → ...

They’re using a cheap sound sensor module and an Arduino to catch instantaneous photographs, with students caught in the act of popping balloons.

Make shows off how to build your own version of that device that's a little smarter and more useful. Make's guide uses an Arduino so you can set specific sound pattern for each outlet in your house.