[Piotr Patek] ran into this issue when he obtained an Elektronika MK-85 programmable calculator with a broken CPU. Unable to find a replacement, he decided instead to build a pin-compatible CPU ...

He was 12. It was the best birthday gift his parents ever gave him. Not a bike, not a pair of skis, not a model rocket — it was a programmable calculator. "I was a total geek," admits Carlos Brody in ...

Greetings,<BR><BR>I'm a computer science student. As the title of this thread suggests, I'm looking for the most powerful(in terms of the criteria listed below) scientific calculator. Graphing ...

We’ve talked about the Sinclair scientific calculator before many times, and for some of us it was our first scientific calculator. If you can’t find yours or you never had one, now you can ...