[Sam Kent] and friends built a sound-reactive LED display as part of the Leeds (UK) Digital Festival and exhibited it at Hyde Park Book Club. The installation consists of a grid of 25 tubes, each one ...

Arduino enthusiasts who are looking to add sound to their projects may be particularly interested in a new generation of Arduino sound card created by electronics developer Masih Vahida. This ...

As our audio-reactive projects increase in sophistication, we may decide to replace a simple MEMS microphone plus amplifier with one that offers automatic gain control. This is a follow-on to my ...

The “envelope” of an oscillating signal is a smooth curve outlining its extremes. We can use such an envelope to help us control our audio-reactive artifacts. As you may recall from my previous MEGEQ7 ...

Arduino enthusiasts looking for inspiration for the next project may be interested in this new piece of hardware call the Caleiduino which takes the form of a digitally sound reactive Arduino ...