Texas Instruments 9131 Power Adapter

Description
This black plastic power adapter has metal prongs to fit into a wall socket and a plastic-covered plug to fit into a calculator. A mark on the object reads in part: TEXAS INSTRUMENTS (/) POWER (/) SUPPLY (/) ASSY IN U.S.A. (/) ADAPTER (/) MODEL AC 9131 (/) 3776.
This model adapter was used with the Texas Instruments SR-40 calculator (for an example see 1986.0988.049) and the Texas Instruments Programmable 59 calculator (for an example see 1990.0609.01).
Location
Currently not on view
Object Name
AC adapter
power supply
date made
1976
maker
Texas Instruments
Physical Description
plastic (case; cord material)
metal (circuitry material)
Measurements
overall: 2 1/2 in x 2 1/8 in x 2 in; 6.35 cm x 5.3975 cm x 5.08 cm
place made
United States
ID Number
1986.0988.372
catalog number
1986.0988.372
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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