Unisonic LC 224CK Handheld Electronic Calculator

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
Object Name
electronic calculator
date made
ca 1983
maker
Unisonic
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
place made
Taïwan
ID Number
1986.0988.288
catalog number
1986.0988.288
accession number
1986.0988
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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