Hewlett-Packard 9100B Desktop Electronic Calculator
date: label: date made
content: 1970
label: date received
content: 2012
name: label: maker
content: Hewlett-Packard Company
notes: label: Description
content: This programmable desktop electronic scientific calculator has a beige metal case, a cathode ray tube display, a keyboard with four groups of keys, and a slot for a magnetic program card. The leftmost set of 15 tan keys includes coordinate conversion, logarithmic, exponential, trigonometric, and absolute value function keys. A switch above it can be set at degrees or radians.
label: Description
content: The set of 15 ivory and dark brown keys second from the left allows for the positioning and storage of numbers in different registers. Next to the right is a set of 20 brown and ivory keys to enter numbers and to specify machine functions. The rightmost set of 14 tan keys is used for programming.
label: Description
content: Five hand-wound circuit boards are inside the case, and three smaller circuit boards are inside the lid. There is a white power cord. A sticker on the back of the machine reads: SERIAL NUMBER (/) 938-02147.
label: Description
content: The Crocker Nuclear Laboratory of the University of California at Davis acquired this machine in May of 1970 for a price of $5,195.00. Funds came from the Atomic Energy Commission’s Experimental Nuclear Physics program.
label: Description
content: For related prototypes, see the green machine of Thomas Osborne (1978.0311.01, 1978.0311.02) and the prototype HP9100A (1978.0311.03).
label: Description
content: Reference:
label: Description
content: Accession File.
label: Location
content: Currently not on view
place: label: place made
content: United States: Colorado, Loveland
topic: label: Subject
content: Business
setName: label: See more items in
content: Medicine and Science: Computers
label: See more items in
content: Computers & Business Machines
label: See more items in
content: Trigonometry
label: See more items in
content: Desktop Electronic Calculators
creditLine: label: Credit Line
content: Gift of University of California Davis
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2012.0044.01
label: accession number
content: 2012.0044
label: catalog number
content: 2012.0044.01
objectType: label: Object Name
content: electronic calculator
physicalDescription: label: Physical Description
content: metal (overall material)
label: Physical Description
content: plastic (overall material)
label: Physical Description
content: glass (overall material)
label: Physical Description
content: paper (overall material)
label: Measurements
content: overall: 21.5 cm x 40 cm x 49 cm; 8 15/32 in x 15 3/4 in x 19 9/32 in