Article: George R. Stibitz, at 90; known as father of the digital computer

In 1937, George R. Stibitz combined some dry cell batteries with metal strips from a tobacco can, flashlight bulbs and two telephone relays to create what he called a binary adder, one of the first steps in the electronic information processing revolution.

Mr. Stibitz, who coined the term "digital" and was widely regarded as the father of the modern digital computer, died Tuesday in his home in Hanover, N.H, at the age of 90.

When he fashioned the binary adder he was a research mathematician with American Telephone & Telegraph's Bell Laboratories. His interest in computer technology grew from a request to design a more efficient telephone relay circuit. Relay circuits operate in a simple ...

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