A Persistence of Vision Clock using a CD-ROM drive. We have covered lots of ... At the heart of this project is a good old ATMEGA168 and an RGB LED strip for the lights. To measure and maintain ...

The NBA, taking its 24-second countdown to an art form, has introduced an LED-infused shot clock in partnership with Tissot that will debut at next month’s All-Star Game and then be deployed full-time ...

It’s easy to find a cheap clock at any dollar store ... When switched on, the LED light reflects and refracts on the surface of the CD, creating a mesmerizing shifting pattern featuring all ...