Powering up a module from the IBM 604: an electronic calculator from 1948

· Adafruit Industries Blog · June 11, 2026, 3:21 p.m.
history IBM computers Vintage Computing History of Computing IBM 604 vintage hardware electronic calculators
Summary
In this blog post, Ken Shirriff explores the historical significance and hardware of the IBM 604 electronic calculator from 1948, illustrating the shift from electromechanical systems to early computers in a compelling narrative.
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