UDG4ZXpand review
Posted: Fri Mar 30, 2018 2:53 pm
A short review of The UDG4ZXpand can be found here with a promised second article about UDG design hopefully to follow.
http://www.zx81keyboardadventure.com/20 ... -part.html
http://www.zx81keyboardadventure.com/20 ... -part.html