Matrix Hacks

Learn how to  and shows you how to link an LED sign to your Google Voice account which can physically show you your voicemails through an array of LEDs.  The video below walks you through a quick demonstration of how the LED message board system...

The Concept The idea is to add some kind of projector capability to mobile phone (e.g. iPhone) that isn't too complex or expensive. Instead of using an expensive mini projector, I decided to use lasers instead to any bitmap font using a matrix of...