Texas Instruments TI-1000 Handheld Electronic Calculator

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This simple handheld electronic calculator has a black plastic case, metal keyboard with gold-colored trim, and rectangular plastic keys. The twenty keys include ten digit keys, a decimal point key, a total key, four arithmetic function keys, a percent key, a change sign key, an off key and an on/clear entry/clear key. A mark behind the keyboard reads TI-1000. Behind this is an eight-digit LED display. A mark behind it reads: TEXAS INSTRUMENTS. The power jack is on the right side.
The back of the calculator has a compartment for a nine-volt battery at the center. The cover for the compartment is marked on the inside: 2 (/) 1015633. A mark above the compartment reads: TEXAS INSTRUMENTS (/) electronic calculator. Below the compartment is a space for a serial number but no serial number. A mark reads: LTA1978 (/) ASSEMBLED IN USA.
The calculator comes in a cardboard box. A mark on it reads in part: 1977 Texas Instruments Incorporated. Another mark on the box reads in pen: Gift FROM MY SISTER (/) ON TRIP TO Dallas (/) 24 APRIL, 1981. (/) J B Priser. A sticker on one end of the box reads: GROCERY (/) 1069¢.
Also in the box is an instruction leaflet entitled Texas Instrument TI-1000.
Compare 1986.0988.051. According to the online Datamath Museum, TI-1000 calculators with silver-colored trim on the keyboard were made after those with gold-colored trim.
Currently not on view
date made
Texas Instruments
Physical Description
plastic (case; keys material)
metal (keyboard; circuitry material)
paper (box; instructions material)
overall: 1 3/8 in x 2 13/16 in x 5 1/2 in; 3.4925 cm x 7.112 cm x 13.97 cm
ID Number
catalog number
accession number
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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