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Texas Instruments AC AdapterCharger Model AC9200

Texas Instruments AC Adapter/Charger Model AC9200

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Description
This black plastic power supply 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: DYNAMIC INSTRUMENT CORP. (/) U.S. PAT. 3237079 & 3371302 (/) OTHER PATENTS PENDING 8 73 (/) MADE IN U.S.A. According to the Datamath calculator museum, this component was used by Texas Instruments with the third version of the TI-2500 calculator, the SR-10, the SR-11, the SR-16, the SR-50, and the SR-51.
Reference:
Online Datamath museum, accessed June 23, 2015.
Location
Currently not on view
Object Name
power supply
date made
1973
maker
Dynamic Instrument Corporation
place made
United States
Physical Description
plastic (case; cord material)
metal (circuitry material)
Measurements
overall: 2 1/4 in x 2 in x 2 in; 5.715 cm x 5.08 cm x 5.08 cm
ID Number
1986.0988.376
catalog number
1986.0988.376
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
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