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UNIVAC I information


A UNIVAC I at the United States Census Bureau in 1951
UNIVAC I operator's console
UNIVAC I at Franklin Life Insurance Company

The UNIVAC I (Universal Automatic Computer I) was the first general-purpose electronic digital computer design for business application produced in the United States. It was designed principally by J. Presper Eckert and John Mauchly, the inventors of the ENIAC. Design work was started by their company, Eckert–Mauchly Computer Corporation (EMCC), and was completed after the company had been acquired by Remington Rand (which later became part of Sperry, now Unisys). In the years before successor models of the UNIVAC I appeared, the machine was simply known as "the UNIVAC".[1]

The first Univac was accepted by the United States Census Bureau on March 31, 1951, and was dedicated on June 14 that year.[2][3] The fifth machine (built for the U.S. Atomic Energy Commission) was used by CBS to predict the result of the 1952 presidential election. With a sample of a mere 5.5% of the voter turnout, it famously predicted an Eisenhower landslide.[4]

  1. ^ Johnson, L.R., "Coming to grips with Univac," IEEE Annals of the History of Computing, vol. 28, no. 2, pp. 32, 42, April–June 2006. doi:10.1109/MAHC.2006.27
  2. ^ Reference: CNN's feature on the 50th anniversary of the UNIVAC.
  3. ^ Norberg, Arthur Lawrence (2005). Computers and Commerce: A Study of Technology and Management at Eckert-Mauchly Computer Company, Engineering Research Associates, and Remington Rand, 1946–1957. MIT Press. pp. 190, 217. ISBN 9780262140904.
  4. ^ Lukoff, Herman (1979). From Dits to Bits: A personal history of the electronic computer. Portland, Oregon: Robotics Press. pp. 127–131. ISBN 0-89661-002-0. LCCN 79-90567.

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UNIVAC I

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John Mauchly

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general-purpose electronic digital computer, as well as EDVAC, BINAC and UNIVAC I, the first commercial computer made in the United States. Together, Mauchly...

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typewriter manufacturer and in a later incarnation the manufacturer of the UNIVAC line of mainframe computers. Formed in 1927 following a merger, Remington...

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UNISERVO I

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Grace Hopper

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Core rope memory

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memory (ROM) for computers. It was used in the UNIVAC I (Universal Automatic Computer I) and the UNIVAC II, developed by the Eckert-Mauchly Computer Corporation...

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UNIVAC 1103

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Phosphor bronze

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Accenture

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UNIVAC 1101

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The ERA 1101, later renamed UNIVAC 1101, was a computer system designed and built by Engineering Research Associates (ERA) in the early 1950s and continued...

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Ida Rhodes

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Ferranti Mark 1

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I". The first machine was delivered to the Victoria University of Manchester in February 1951 (publicly demonstrated in July) ahead of the UNIVAC I which...

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Timeline of programming languages

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theory "ARC - Assembler for Booth". hopl.info. Retrieved 11 October 2022. UNIVAC conference, Charles Babbage Institute, University of Minnesota. 171-page...

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1951

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Picture award and five others. March 31 – Remington Rand delivers the first UNIVAC I computer to the United States Census Bureau. April 11 U.S. President Harry...

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UNIVAC 418

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The UNIVAC 418 was a transistorized, 18-bit word magnetic-core memory machine made by Sperry Univac. The name came from its 4-microsecond memory cycle...

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United States Census Bureau

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John Mauchly approached the bureau about early funding for UNIVAC development. A UNIVAC I computer was accepted by the bureau in 1951. Historically, the...

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