If you have a Raspberry Pi connected to an LED matrix, you might think about ... but it does add some flash to live music performances or it makes a cool music visualizer. The matrix is only ...

These $35 LED lamps let you toggle through a wave of atmospheric colors, or you can just use it as a reading lamp ...

To get our eyes warmed up and popping, [James Best] has concocted a gargantuan 900-RGB-LED music visualizer to ensure that our bedrooms are bright and blinky on demand. Like any other graduate ...