Unisonic 940-A Handheld Electronic Calculator
date: label: date made
content: ca 1978
name: label: maker
content: Unisonic
notes: label: Description
content: This handheld electronic calculator has a black and silver-colored plastic case and an array of nineteen rectangular plastic keys on a metallic-colored keyboard. It has ten digit keys, a decimal point key, a total key, four arithmetic function keys, a clear/clear entry key, a memory key, and a percentage key. The on/off switch is at the far right on the top row of keys. Text behind the keyboard reads: Unisonic 940. Behind this is an eight-digit green vacuum fluorescent display.
label: Description
content: A jack for a power supply is on the right side.
label: Description
content: A compartment for three AAA batteries is on the back. A sticker above this gives calculation examples. Text here reads in part: 940-A. It also reads: SERIAL NO. (/) 03885 (/) MADE IN JAPAN. The name “JOHN” is scratched in the plastic on the back of the calculator.
label: Description
content: Compare the Unisonic 940 (1986.0988.319). The two calculators have cases and keys of somewhat different colors.
label: Description
content: Reference:
label: Description
content: Guy Ball and Bruce Flamm, <I>The Complete Collector’s Guide to Pocket Calculators</I>, Tustin, CA: Wilson/Barnett, 1997, p. 168.
label: Location
content: Currently not on view
place: label: place made
content: Japan
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: 1986.0988.320
label: catalog number
content: 1986.0988.320
label: accession number
content: 1986.0988
objectType: label: Object Name
content: electronic calculator
physicalDescription: label: Physical Description
content: plastic (case; keys material)
label: Physical Description
content: metal (circuitry material)
label: Physical Description
content: glass (display material)
label: Measurements
content: overall: 1 in x 2 1/2 in x 3 3/4 in; 2.54 cm x 6.35 cm x 9.525 cm