The ESP32 is a microcontroller that provides an API for Bluetooth A2DP which can be used to receive sound data e.g. from your Mobile Phone and makes it available via a callback method. The output is a ...

In an age of streaming media it’s easy to forget the audio CD, but they still remain as a physical format from the days when the “Play” button was not yet the “Pay” button. A CD player may no longer ...

Serial Kickstarter, Patrick Thomas Mitchell has once again launched a new piece of hardware via the crowd funding website and has this time created a useful Arduino Audio Shield that is capable of ...

[Martin] sent in a great guide to a simple Arduino based theremin. It’s a very small build – just a single common IC and some passive components – and easy enough to build in an afternoon. The ...

Programmer Mike Tsao has devised a clever method to program an Arduino board using sound. Programmer Mike Tsao has devised a clever method to program an Arduino board using sound. T.C. Sottek is ...