January 3, 2017 - Neat find at thrift store

A project log for The Cardboard Computer - IO is my name

My goal is a 4-bit CPU using recycled cardboard substrate and Diode Transistor Logic. This is an educational platform for me.

Dr. CockroachDr. Cockroach 01/03/2017 at 18:590 Comments

A bit off topic but was at the local Habitat Restore today and came across a TI-30XA scientific calculator for 3 dollars. Not bad when I have been using my Radio Shack credit card sized calculator for more years than I can remember.