Casio fx-7000G Handheld Electronic Calculator
date: label: date made
content: ca 1985
name: label: maker
content: Casio Computer Company
notes: label: Description
content: This is an example of the first commercially sold handheld graphing electronic calculator, introduced by Casio in 1985. The sides of the calculator are black plastic, with a metal keyboard and back. As with earlier calculators, it includes a ten-digit array of keys for entering numbers, a decimal point key, four arithmetic function keys, a delete (clear entry) key, and an all clear key. In addition, it has keys for a wide array of mathematical functions, including square roots, squares, logarithms, natural logarithms, inverses, sines, cosines, tangents, powers, and roots. It is also possible to use the keys in “shift” and “alpha” modes to carry out different functions or enter alphabetic characters. One also may enter programs in a programming language devised by Casio and graph functions, either over a predetermined range or over a range set by the user.
label: Description
content: Both programs and results appear on a liquid crystal display that is behind the keyboard.The display could show sixteen characters in each of eight lines. A mark behind the display reads: CASIO SCIENTIFIC CALCULATOR fx-7000G GRAPHICS. The on/off switch is on the left side. A mark on the back reads: CASIO fx-7000G (/) RATING: DC 9V 0.07W (/) use BATTERY 3.0V x 3 (/) MADE IN JAPAN (/) BM CASIO COMPUTER CO., LTD. A bar code sticker attached to the back of the calculator reads: SAN JUAN HIGH SCHOOL LIBRARY.
label: Description
content: The calculator is stored in a black plastic sleeve marked: CASIO.
label: Description
content: For a slightly later form of the calculator, the Casio fx-7000GA, see 2000.0146.02.
label: Description
content: Hawaiian-born Jeanne Shimizu taught mathematics at San Juan High School in Citrus Heights, California, from about 1979 until her resignation in 2001 after twenty-one years of teaching. At that point she went on to get a PhD. at Penn State, completing her degree in 2013. From 2012 she has been on the faculty at SUNY Old Westbury in Long Island, New York.
label: Description
content: For a related manual, for the fx-7000GA, see 2000.3037.01.
label: Location
content: Currently not on view
place: label: place made
content: Japan
topic: label: Subject
content: Women's History
setName: label: See more items in
content: Medicine and Science: Computers
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content: Women Teaching Math
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content: Computers & Business Machines
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content: Handheld Electronic Calculators
creditLine: label: Credit Line
content: Gift of Jeanne Shimizu and San Juan High School
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2000.0146.01
label: accession number
content: 2000.0146
label: catalog number
content: 2000.0146.01
objectType: label: Object Name
content: electronic calculator
physicalDescription: label: Physical Description
content: plastic (case; keys; sleeve material)
label: Physical Description
content: metal (keyboard; back material)
label: Physical Description
content: glass (screen material)
label: Measurements
content: overall: 1.5 cm x 8.3 cm x 16.7 cm; 19/32 in x 3 9/32 in x 6 9/16 in