Month April 2011

I’ve finally made some visible progress in turning this Tranz 330 point-of-sale terminal into a general purpose Z-80 computer. It prints my name on the display! I may faint from the excitement. OK, it’s not much to look at yet,…

I found an old credit card terminal at an electronics surplus store recently, and bought it to tinker with. $5 at Weird Stuff in Sunnyvale! This Verifone Tranz 330 was used to process credit card transactions in the 80’s and 90’s,…