As we have learnt in previous tutorials that the XBee module can act as a Coordinator, Router or an End device but it need to be configured to work in desired mode. So before using the XBee modules ...

This project is an interactive Arduino-based piano that plays musical notes and a song stored on an SD card. It also includes a sound spectrum visualizer using an LED matrix, which reacts to the audio ...

I am still receiving many requests to post an Arduino Sound Machine project. I think now is the right time to prepare a primer for beginners. First, keep your expectations low, as I don’t have ...

[](https://youtu.be/CbovaHqvdsM) [YouTube video](https://youtu.be/CbovaHqvdsM) KY-038 (KY-037) Sound ...