Sony Model ICC-2500 Sobax Desktop Electronic Calculator

Description
In 1967 Sony Corporation of Japan began to sell commercial electronic calculators under the name SOBAX, or solid state abacus. This is a later Sony “integrated circuit calculator,” the SOBAX ICC-2500, released in the United States in 1969. The calculator carried out routine arithmetic operations and took square roots automatically. Using various memory keys, it could be programmed to perform routine numerical calculations with diverse constants. There are 15 places in the register.
A mark on the right front of the machine reads: SOBAX (/) 2500. A mark on the front left reads: SONY. A mark behind the keyboard reads: SOLID STATE ELECTRONIC CALCULATOR. A mark on the back reads in part: SERIAL NO. 602827.
Compare CI*334388 and CI*334389.
References:
Sony Corporation of America, SOBAX Solid State Calculator ICC-2500W Owner’s Instruction Manual, Long Island City, N.Y., no date. This is CI*313786.15.
Sony Corporation of America, [Press Releases], October 22, 1969. These are CI*313986.11 and CI*313986.12.
Location
Currently not on view
date made
ca 1969
maker
Sony Corporation of America
place made
Nihon
Physical Description
plastic (overall material)
metal (overall material)
Measurements
overall: 5 3/4 in x 11 in x 15 3/4 in; 14.605 cm x 27.94 cm x 40.005 cm
ID Number
CI*334390
accession number
313986
catalog number
334390
Credit Line
Gift of Sony Corporation
subject
Business
See more items in
Medicine and Science: Computers
Desktop Electronic Calculators
Computers & Business Machines
Data Source
National Museum of American History, Kenneth E. Behring Center

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