One Bit Full Adder on a breadboard Vincent Fumo relay computer October 10, 2011 1 Minute Here’s a nice photo (and video) demonstrating the construction of a 1 Bit Full Adder out of relays. This is the first prototype build towards the ALU. I had a great time building this and it was really cool to see it work. Share this:TwitterFacebookLike this:Like Loading... Related Published by Vincent Fumo @neodem View all posts by Vincent Fumo Published October 10, 2011