Dr. CockroachA 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.
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.
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