Cray-2 Computer System Manuals
date: label: date made
content: 1985
name: label: maker
content: Cray Research, Inc.
notes: label: Description
content: In 1976, Seymour Cray designed and Cay Research, Inc. released the Cray-1 supercomputer, said to be ten times more powerful than any other computer in the world. In 1985, the company released the Cray-2, having ten times the speed and power of the Cray-1. The Cray-2 in the collections, a 1995 gift of Cray Research was, according to the accession file, used "for much classified research of science." Unfortunately, "due to the level of classification<" details as to what this research was were not available.
label: Description
content: These three spiral-bound notebooks, all published by Cray Research have plastic covers and paper contents. They may be described as follows:
label: Description
content: 1. <I> Cray-2 Computer System Functional Description</I>. This has publication number HR-2000. The document describes the processor symbolic machine instructions, memory, and "foreground system" of the device.
label: Description
content: 2. <I> Cray-2 Computer System Site Planning Reference Manual</I>. This has publication number HR-2001. The illustrated document provides technical information needed to plan and prepare a typical site for installation of a Cray-2. There is considerable discussion of the liquid "dielectric coolant" used to keep the machine running (in lieu of air conditioning).
label: Description
content: 3. <I>Cray-2 Engineering Maintenance Manual</I>. This has publiction number HM-2032. At the time of its release, distribution of the document was restricted to employees of Cray Research, Inc. Topics discussed include physical characteristics of the computer, common memory, the foreground system, and the background processor. Pages have the typed warning: Cray Research Company Private.
label: Description
content: Received with a Cray-2 spuercomputer with accession number 1995.0070.
label: Location
content: Currently not on view
place: label: place made
content: United States: Minnesota, Mendota Heights
setName: label: See more items in
content: Medicine and Science: Computers
creditLine: label: Credit Line
content: Cray Research, Inc.
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1995.3029.01
label: catalog number
content: 1995.3029.01
label: nonaccession number
content: 1995.3029
objectType: label: Object Name
content: Documentation
physicalDescription: label: Physical Description
content: manufactured (overall production method/technique)
label: Physical Description
content: plastic. paper. (overall material)
label: Measurements
content: overall: 28.6 cm x 24 cm; 11 1/4 in x 9 7/16 in