Unisonic LC 270 Handheld Electronic Calculator

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Description
This handheld electronic calculator has a metal case and twenty-four rectangular plastic keys. These include ten digit keys, a decimal point key, a total key, four arithmetic function keys, three memory keys, a percentage key, a square root key, an off key, an on/clear key, and a clear entry key. Behind the keyboard is an eight-digit LCD display. A mark below the keyboard reads: Unisonic LC 270.
A mark printed on the back reads: Unisonic LC 270 (/) 1.5V BATTERY x 2 PCS. (/) EVERREADY BATTERY NO. 189 (/) SERIAL NO. 5673107 (/) MADE IN TAIWAN R. O. C.
For information about Unisonic, see 1986.0988.371.
References:
[Advertisement], Fort Hood Sentinel, December 17, 1981, p. 3A. Unisonic LC270 and Unisonic LC222 calculators advertised as on sale for $7.88, regularly $12.95.
[Advertisement], Tonawanda NY Evening News, April 14, 1982, p. 5. Both Unisonic LC270 and Unisonic LC222 calculators on sale for $6.96, regularly $8.99.
Location
Currently not on view
date made
ca 1981
maker
Unisonic
place made
Taiwan
Physical Description
metal (case material)
plastic (keys material)
glass (display material)
paper (sticker material)
Measurements
overall: 3/16 in x 2 3/8 in x 4 in; .4826 cm x 6.0325 cm x 10.16 cm
ID Number
1986.0988.160
catalog number
1986.0988.160
accession number
1986.0988
Credit Line
Gift of John B. Priser
See more items in
Medicine and Science: Computers
Handheld Electronic Calculators
Computers & Business Machines
Data Source
National Museum of American History, Kenneth E. Behring Center

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