This project visualizes any audio passed to it via a standard 3.5mm audio jack. See my personal site for videos and a tutorial. A lot of this was written at the start of my freshman year at SCU, when ...

A custom audio visualizer printed circuit board (PCB), designed using KiCad and programmed with Arduino and C++, featuring interrupt-driven C++ logic to synchronize RGB LED animations with real-time ...

[Isaac] sent in his mashup build of a LED cube combined with a graphic EQ meter. The build is fairly simple and from the video we can tell that his build would be a great installation in a dubstep ...

Flashing LEDs are all well and good, but they’re even better if they can sync up with ambient sounds or music. [mircemk] has built the LUMAZOID visualizer to do just that, relying on some staple maker ...