Concept 24 Handheld Electronic Calculator
date: label: date made
content: ca 1976
name: label: distributor
content: Zayre Discount Department Store
notes: label: Description
content: This handheld electronic calculator has a black plastic case with an aluminum keyboard, rounded rectangular plastic keys, and a plastic display cover. The array of twenty-four keys includes ten digit keys and a decimal point key (all white), as well as four keys for arithmetic functions, a total key, a percentage key, a square root key, and a change sign key (all blue). The four memory keys in the top row and the clear entry/clear key at the bottom left are yellow. Above the eight-digit vacuum fluorescent display, text reads: CONCEPT24. The on/off switch is on the left edge and the socket for a power adapter is on the top edge.
label: Description
content: The back of the calculator has a compartment that holds two batteries. A sticker inside it reads: G.C. 12 (/) PASSED. Text on the back of the cover reads: Electronic Calculator (/) Power Supply 3VDC. 300mW. (/) Use 2x1.5V UM3 Batteries (/) MADE IN HONG KONG.
label: Description
content: The calculator has a black plastic sleeve.
label: Description
content: The Concept 24 calculator was imported, named, and sold in several versions by the discount department store Zayre.
label: Description
content: References:
label: Description
content: <I>Frederick Post </I>, March 26, 1976, p. A8. This is a different version of the calculator. It sold for $15.88.
label: Location
content: Currently not on view
place: label: place made
content: China: Hong Kong
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: 1986.0988.252
label: catalog number
content: 1986.0988.252
label: accession number
content: 1986.0988
objectType: label: Object Name
content: electronic calculator
physicalDescription: label: Physical Description
content: plastic (case trim; keys; display cover; sleeve material)
label: Physical Description
content: metal (keyboard; circuitry material)
label: Physical Description
content: glass (tube material)
label: Measurements
content: overall: 7/8 in x 2 3/4 in x 5 1/4 in; 2.2225 cm x 6.985 cm x 13.335 cm