Texas Instruments TI-1500 Handheld Electronic Calculator
date: label: date made
content: ca 1976
name: label: maker
content: Texas Instruments
notes: label: Description
content: This handheld electronic calculator has a black plastic case with metal trim around the edge. It has an array of nineteen square plastic keys. This includes ten digit keys (all but the zero key white). It also has a decimal point key, a total key, four arithmetic function keys, a clear key, a clear entry key, and a percentage key. The on/off switch is at the top left of the keyboard.
label: Description
content: A mark above keyboard on the right reads: TEXAS INSTRUMENTS. Behind the keyboard is an eight-digit LED display.
label: Description
content: A jack for a power outlet is along the back edge. A sticker on the back reads: TI-1500 electronic calculator (/) Texas Instruments Incorporated. It also reads in part: Serial number (/) 1500 256747. The sticker indicates that the calculator should be recharged using an AC9140 adapter/charger. A mark scratched on the side of the calculator reads: NAU (/) 068499.
label: Description
content: The TI-1500 was the successor to TI’s 2500 Datamath series of calculators, and hence early in the history of the company as a producer of electronic calculators. The online Datamath Museum describes three forms of the TI-1500—this is the third form. It dates a calculator of this model with serial number 1500 219114 to the spring of 1976.
label: Description
content: References:
label: Description
content: [Advertisement], <I>Los Angeles Times</I>, May 4, 1974, p. B2. TI-1500 selling for $69.95.
label: Description
content: [Advertisement], <I> Boston Globe</I>, August 18, 1974, p. 81. TI-1500, regularly $69.95, on sale for $56.50.
label: Description
content: [Advertisement], <I>Los Angeles Times</I>, October 26, 1974, p. C2. TI-1500 selling for $59.95.
label: Description
content: [Advertisement], <I>Chicago Tribune</I>, April 4, 1975, p. A6. TI-1500 selling for $49.95.
label: Description
content: [Advertisement], <I>Los Angeles Times</I>, December 18, 1975, p. G14. TI-1500 selling for $39.95.
label: Description
content: [Advertisement], <I>Los Angeles Times</I>, March 13, 1976, p. A4. TI-1500 selling for $27.95.
label: Description
content: Online Datamath Museum, accessed June 1, 2015.
label: Location
content: Currently not on view
setName: label: See more items in
content: Medicine and Science: Computers
label: See more items in
content: Computers & Business Machines
label: See more items in
content: Handheld Electronic Calculators
creditLine: label: Credit Line
content: Gift of John B. Priser
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1986.0988.196
label: accession number
content: 1986.0988
label: catalog number
content: 1986.0988.196
objectType: label: Object Name
content: electronic calculator
label: Other Terms
content: electronic calculator; Handheld
physicalDescription: label: Physical Description
content: plastic (case; keys material)
label: Physical Description
content: metal (trim; circuits material)
label: Physical Description
content: paper (sticker material)
label: Measurements
content: overall: 1 in x 2 1/2 in x 5 in; 2.54 cm x 6.35 cm x 12.7 cm