Casio Memory-8R Handheld Electronic Calculator - Model Y-811
date: label: date made
content: 1975-1976
name: label: maker
content: Casio Computer Company
notes: label: Description
content: This handheld electronic calculator represents a further improvement on Casio's early handheld calculators. As on the Casio Mini, the display is to the left of the keyboard. The keyboard has an array of ten digit keys, a decimal point key, a total key, and four keys for arithmetic functions that are to the right of the digit keys. Left of the digit keys is a column with a memory key, a percentage key, a C (clear entry) key, and an AC (all clear) key.
label: Description
content: The on/off switch is below the eight-digit fluorescent display. A mark below this switch reads: CASIO memory-8R. A socket for a power adapter is at the top.
label: Description
content: A mark on the back of the calculator reads: CASIO memory-8R (/) BATTERY SUPPLY 1.5Vx2 (/) or use AC ADAPTOR AD-2S (/) 0.2W (/) Y-811 MADE IN JAPAN (/) BM CASIO COMPUTER CO., LTD. A compartment that holds two batteries is above this. A sticker inside the compartment reads: 4504646.
label: Description
content: This example has a black plastic sleeve that served as a carrying case. A mark on it reads: MADE IN JAPAN. A mark on the other side reads: CASIO.
label: Description
content: An October 1975 advertisement for several Casio calculators with memory asked: “When you’ve got a Casio Memory, who needs an elephant?" It indicated that the suggested retail price of this model was then $14.85. Further advertisements appeared in 1976.
label: Description
content: References:
label: Description
content: <I>Chicago Tribune</I>, October 21, 1975, p. B3.
label: Description
content: <I>Chicago Tribune</I> January 8, 1976, p. C6.
label: Description
content: <I>Los Angeles Times</I>, July 30, 1976, p. E8.
label: Description
content: Vintage Technology website.
label: Location
content: Currently not on view
place: label: place made
content: Japan
setName: label: See more items in
content: Medicine and Science: Computers
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content: Computers & Business Machines
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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: 1986.0988.211
label: catalog number
content: 1986.0988.211
label: accession number
content: 1986.0988
objectType: label: Object Name
content: electronic calculator
physicalDescription: label: Physical Description
content: plastic (case; display cover; carrying case; keys material)
label: Physical Description
content: metal (trim; circuitry material)
label: Physical Description
content: paper (sticker material)
label: Measurements
content: overall: 3/4 in x 5 3/4 in x 2 3/4 in; 1.905 cm x 14.605 cm x 6.985 cm