Unisonic LC 224CK Handheld Electronic Calculator

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Description
This check-sized calculator has a metal frame and twenty-four rectangular plastic keys. It is designed to assist in balancing a checkbook. The keys include ten digit keys, a decimal point key, a total key, four arithmetic function keys, a clear entry/clear key, a percentage key, and a change sign key. Right of these are an off key, an on key, and three memory keys. The M- key is marked “CHK,” the M+ key is marked “DEP,” and the MR key is marked “BAL.”
A mark above the keyboard on the left side reads: Unisonic. Right of this is an eight-digit LCD display. Right of this a mark reads: CHECK MASTER (/) LC 224CK.
The calculator is attached to the inside top of a checkbook. Next to it is a space for a pen. Below it is space for a checkbook and several credit cards. Also in the checkbook is a blank warranty card. This card reads in part: Printed in Taiwan. The checkbook is marked: MADE IN TAIWAN.
For information about Unisonic, see 1986.0988.371.
No advertisements found.
Location
Currently not on view
date made
ca 1983
maker
Unisonic
place made
Taïwan
Physical Description
plastic (keys; card holders material)
leather (case material)
glass (display material)
paper (warranty material)
Measurements
overall: 1/4 in x 6 in x 2 3/4 in; .635 cm x 15.24 cm x 6.985 cm
ID Number
1986.0988.288
catalog number
1986.0988.288
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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