Rather than resorting to picking through every estate sale for the large marquee letters, symbols, and full signs that can be ...

So how does one interface their Raspberry Pi with this beautiful 64×32 LED marquee display? Well it just so happens that [Al] is in the business of making cool LED displays, and even has a couple ...

This rear-window LED marquee will help let the driver behind you know when you’re planing to change lanes or make a turn. But it also includes the ability to send a message like “Back Off!”.