1953- (Video) IBM 701

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1953- (Video) IBM 701

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The IBM 701 Electronic Data Processing Machine, also known as the Defense Calculator during development, marked IBM’s debut in the commercial scientific computing arena. Thomas Watson Jr., IBM’s CEO, famously misquoted his father, Thomas Watson Sr., saying, “I think there is a world market for maybe five computers.” In reality, they received orders for 18 IBM 701 machines.

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IBM 701 Rare promo 1953 first of IBM 700 Series Mainframes

General Notes

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Announcement Date: May 21, 1952. Memory: A total of 2048 words, each 36 bits (using 72 Williams tubes with 1024 bits each). Successor: The IBM 701 paved the way for the IBM 704, equipped with index registers.