Tracking an infrared light source is not as difficult as you might think; a 14-pin PICAXE, a stepper motor with a driver IC, three phototransistors, and a few other components will do the trick.
January 17, 2017 by Charles R. Hampton
In part 2 of the LED saber project, we'll assemble the power and audio systems.
October 19, 2016 by Jeremy Lee
Build a generator-powered LED headlight for a longboard for very cheap.
April 20, 2016 by Jacob Smith
This analog design allows your LEDs to respond to your music. Just plug your music source into this which sends a channel to your sound system and some LEDs.
October 28, 2015 by Fadi Kasem
Don't have an AAC account? Create one now.
Forgot your password? Click here.