• Thumbnail for ORDVAC
    The ORDVAC (Ordnance Discrete Variable Automatic Computer), is an early computer built by the University of Illinois for the Ballistic Research Laboratory...
    6 KB (699 words) - 02:45, 17 September 2023
  • Thumbnail for University of Illinois Department of Computer Science
    and the U.S. Army to create the ORDVAC and ILLIAC I computers under the direction of physicist Ralph Meagher. The ORDVAC and ILLIAC computers the two earliest...
    19 KB (1,974 words) - 17:26, 1 July 2024
  • Thumbnail for BRLESC
    and was designed to take over the computational workload of EDVAC and ORDVAC, which themselves were successors of ENIAC. It began operation in 1962....
    4 KB (427 words) - 15:37, 1 June 2022
  • ILLIAC (section ORDVAC)
    role in the computer designs. ORDVAC was the first of two computers built under contract at the University of Illinois. ORDVAC was completed the spring of...
    15 KB (2,000 words) - 07:43, 29 August 2024
  • Thumbnail for ILLIAC I
    1952. It was the second of two identical computers, the first of which was ORDVAC, also built at the University of Illinois. These two machines were the first...
    5 KB (569 words) - 13:09, 16 April 2023
  • Thumbnail for EDVAC
    Moore School of Electrical Engineering, Pennsylvania.: 626–628  Along with ORDVAC, it was a successor to the ENIAC. Unlike ENIAC, it was binary rather than...
    11 KB (1,255 words) - 14:07, 27 September 2024
  • were developed in early 1950s as part of bigger asynchronous systems (e.g. ORDVAC). Asynchronous circuits and theory surrounding is a part of several steps...
    57 KB (5,985 words) - 05:59, 11 September 2024
  • Thumbnail for Von Neumann architecture
    construct their computers. Among these various computers, only ILLIAC and ORDVAC had compatible instruction sets. ARC2 (Birkbeck, University of London) officially...
    35 KB (4,167 words) - 11:45, 19 September 2024
  • Thumbnail for ENIAC
    October 2, 1955, when it was retired in favor of the more efficient EDVAC and ORDVAC computers. A few months after ENIAC's unveiling in the summer of 1946, as...
    72 KB (8,023 words) - 03:45, 23 August 2024
  • the lowercase letters u, v, w, x, y and z for the values 10 to 15. The ORDVAC and ILLIAC I (1952) computers (and some derived designs, e.g. BRLESC) used...
    65 KB (5,699 words) - 02:02, 27 September 2024
  • Thumbnail for IAS machine
    MISTIC (Michigan State University) ORACLE (Oak Ridge National Laboratory) ORDVAC (Aberdeen Proving Ground) PERM (Munich) SARA (SAAB) SEAC (Washington, D...
    13 KB (1,126 words) - 23:07, 11 August 2024
  • Thumbnail for Aberdeen Proving Ground
    finally crashing in a wooded area in northeastern Pennsylvania. ENIAC ORDVAC BRLESC Aberdeen scandal (1996) United States Army Research Laboratory Ballistic...
    29 KB (2,803 words) - 04:49, 24 September 2024
  • Thumbnail for History of computing hardware
    four early computers, 1962. From left to right: ENIAC board, EDVAC board, ORDVAC board, and BRLESC-I board, showing the trend toward miniaturization....
    170 KB (17,687 words) - 10:57, 27 September 2024
  • Thumbnail for ILLIAC III
    type used in ILLIAC III Printed circuits of the type used in ILLIAC III ORDVAC ILLIAC I ILLIAC II ILLIAC IV "Prof. John P. Hayes retires after half a century...
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  • Thumbnail for David Wheeler (computer scientist)
    user-oriented programming methods, and the influence of EDSAC on the ILLIAC, the ORDVAC, and the IBM 701. He also notes visits by Douglas Hartree, Nelson Blackman...
    15 KB (1,419 words) - 07:14, 13 September 2024
  • instruction set computers. Among these various computers, only ILLIAC and ORDVAC had compatible instruction sets. Manchester Baby (University of Manchester...
    12 KB (1,383 words) - 06:12, 25 July 2023
  • Thumbnail for Maurice Wilkes
    discusses the EDSAC project, the influence of EDSAC on the ILLIAC, the ORDVAC, and the IBM 701 computers, as well as visits to Cambridge by Douglas Hartree...
    26 KB (2,533 words) - 07:14, 13 September 2024
  • Thumbnail for EDSAC
    user-oriented programming methods, and the influence of EDSAC on the ILLIAC, the ORDVAC, and the IBM 701. Wheeler also notes visits by Douglas Hartree, Nelson Blackman...
    30 KB (3,369 words) - 16:07, 8 September 2024
  • Thumbnail for History of general-purpose CPUs
    problems. Even so, several asynchronous CPUs have been built, including the ORDVAC and the identical ILLIAC I (1951) the ILLIAC II (1962), then the fastest...
    42 KB (5,617 words) - 15:04, 21 September 2024
  • Thumbnail for Martin Davis (mathematician)
    the Control Systems Lab and became one of the early programmers of the ORDVAC. He later worked at Bell Labs and the RAND Corporation before joining New...
    15 KB (1,296 words) - 05:45, 6 September 2024
  • the Max Planck Institute for Physics in Göttingen, esp. by Heinz Billing ORDVAC 1952 1 Built by the University of Illinois for the Ballistic Research Laboratory...
    27 KB (939 words) - 19:50, 13 June 2024
  • Thumbnail for SILLIAC
    built by the University of Sydney, Australia, was based on the ILLIAC and ORDVAC computers developed at the University of Illinois. Like other early computers...
    10 KB (1,161 words) - 23:57, 3 May 2024
  • Thumbnail for ILLIAC II
    Engineering library, although it would not be packaged as a single report. ORDVAC ILLIAC I ILLIAC III ILLIAC IV Brearley, H.C. (1965), "ILLIAC II – A short...
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  • had already acquired the Ordnance Discrete Variable Automatic Computer (ORDVAC), which the lab had commissioned the University of Illinois to build. As...
    58 KB (7,398 words) - 10:46, 1 September 2023
  • Thumbnail for Donald B. Gillies
    education at the University of Illinois and helped with the checkout of ORDVAC computer in the summer of 1951. After one year he transferred to Princeton...
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  • to teach English in France. Shutt learned to program on ENIAC successor ORDVAC (Ordnance Discrete Variable Automatic Computer) under Dick Clippinger during...
    10 KB (911 words) - 09:11, 24 September 2024
  • Thumbnail for Abraham H. Taub
    to build a computer based on von Neumann's plans. The computer, called ORDVAC, was completed in 1952 and delivered to the Aberdeen Proving Ground. A second...
    7 KB (640 words) - 18:27, 22 December 2023
  • user-oriented programming methods, and the influence of EDSAC on the ILLIAC, the ORDVAC, and the IBM 701. Biographical Librarian, St. John's College, Cambridge...
    7 KB (786 words) - 09:38, 6 July 2022