National Semiconductor 199 Handheld Electronic Calculator

Description
This credit card-sized calculator has a metal case with twenty-three rectangular plastic keys and plastic trim. The keys include ten digit keys, a decimal point key, a total key, four arithmetic function keys, and four memory keys. In addition, the calculator has an off key, an on/clear entry/clear key, and a % key. Above the keys, on the left side, is the eight-digit LCD display. A mark below it reads: NSC National Semiconductor 199. Left of the display are three circles.
Text at the bottom of the back reads: NATIONAL SEMICONDUCTOR CORPORATION WEST JORDAN, UTAH 84084 MADE IN HONG KONG.
Compare the National Semiconductor 102C (1986.0988.308), a calculator of similar size, which has a square root key.
References:
[Advertisement], Los Angeles Times, October 28, 1979, p. AC26. On sale for $10.77, regular price $16.95. This is the NS102 (not the NS199 or the NS102C).
[Advertisement]. Eugene [Oregon] Register-Guard, August 13, 1979, p. 7A. NS199 calculator offered as part of a bank giveaway.
Location
Currently not on view
Object Name
electronic calculator
date made
ca 1979
maker
National Semiconductor Corporation
Physical Description
plastic (keys; board material)
metal (front and back material)
Measurements
overall: 3/8 in x 3 1/2 in x 2 1/8 in; .9525 cm x 8.89 cm x 5.3975 cm
place made
Zhonghua: Hong Kong
ID Number
1986.0988.309
catalog number
1986.0988.309
accession number
1986.0988
subject
Computers & Business Machines
Handheld Electronic Calculators
See more items in
Medicine and Science: Computers
Handheld Electronic Calculators
Data Source
National Museum of American History, Kenneth E. Behring Center
Credit Line
Gift of John B. Priser

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