Unisonic 790R Handheld Electronic Calculator
date: label: date made
content: ca 1977
name: label: maker
content: Unisonic
notes: label: Description
content: This handheld electronic calculator has a metal and plastic case and an array of twenty-five square plastic keys. In addition to ten digit keys and a decimal point key (in white), it has total, four arithmetic function, exchange, change sign, percentage, and clear/clear entry keys (in turquoise). In addition it has a square root key and four memory keys (in orange). A mark behind the keyboard reads: Unisonic 790R. The on/off switch is to the right of this. Behind the keyboard is an eight-digit green vacuum fluorescent display.
label: Description
content: A power jack is on the top edge.
label: Description
content: The back of the calculator has a sticker giving calculation examples. It reads in part: 790R-C. It also reads in part: SERIAL NO. (/) 111290 (/) MADE IN JAPAN. Below this is a compartment for four AA batteries.
label: Description
content: Compare 1986.0988.117 (Unisonic 790R-C) and 1986.0988.118 (Unisonic 790RM-C). Similar in general shape of the case are 1986.0988.116 (Unisonic 796-A), 1986.0988.115 (Unisonic 799-A), and 1986.0988.112 (Unisonic 1299R-A).
label: Description
content: Reference:
label: Description
content: [Advertisement], <I> Los Angeles Times</I>, February 23, 1977, p. I1. Unisonic 790R, a “deluxe calculator,” sells for $18.96.
label: Location
content: Currently not on view
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: Handheld Electronic Calculators
creditLine: label: Credit Line
content: Gift of John B. Priser
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1986.0988.117
label: accession number
content: 1986.0988
label: catalog number
content: 1986.0988.117
objectType: label: Object Name
content: electronic calculator
label: Other Terms
content: electronic calculator; Handheld
physicalDescription: label: Physical Description
content: plastic (back of case; keys material)
label: Physical Description
content: metal (case; circuitry material)
label: Physical Description
content: glass (display material)
label: Measurements
content: overall: 1 1/4 in x 3 1/2 in x 6 in; 3.175 cm x 8.89 cm x 15.24 cm