Texas Instruments TI-30 Handheld Electronic Calculator
date: label: date made
content: 1979
name: label: maker
content: Texas Instruments
notes: label: Description
content: This scientific handheld electronic calculator is has a black plastic case with an array of forty small rectangular brown plastic keys. These include ten digit keys, a decimal point key, a change sign key, a total key, and four arithmetic function keys. Further keys are for reciprocals, squares, square roots, off, on/clear, inverse functions, sines, cosines, tangents, degrees, a constant, enter exponent, common logarithms, natural logarithms, powers, pi, percentage, left parenthesis, and right parenthesis. The remaining brown keys are storage, recall, summation, and exchange. The marks indicating the function of keys are on the keyboard above the keys themselves.
label: Description
content: Text above the keys reads: TI-30. Text behind this reads: TEXAS INSTRUMENTS. Behind the keyboard is an LED display that shows eight-digit positive and negative numbers.
label: Description
content: The calculator has a jack for a recharger/adapter along the right edge. Text on the back reads in part: TEXAS INSTRUMENTS (/) electronic calculator. It also gives the serial number 2143553 and a date mark ATA2579. It also reads: ASSEMBLED IN USA. Below these marks is a compartment for a battery pack. There are no screws for disassembling the calculator.
label: Description
content: The calculator comes in a tan suede carrying case with a belt loop. Also in the case is a manual with the title <I>Texas Instruments electronic slide-rule calculator TI-30 Owner’s Manual</I>.
label: Description
content: Compare 2007.0988.0348. Also compare the Texas Instruments SR-40, 1986.0988.049.
label: Description
content: According to Ball and Flamm, writing in 1997, the TI-30 was “probably the largest selling calculator of all time.”
label: Description
content: Reference:
label: Description
content: Guy Ball and Bruce Flamm, <I>The Complete Collector’s Guide to Pocket Calculators</I>, Tustin, CA: Wilson/Barnett, 1997, p. 154. They give a 1976 price of $24.95
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 Texas Instruments
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2007.0179.03
label: accession number
content: 2007.0179
label: catalog number
content: 2007.0179.03
objectType: label: Object Name
content: electronic calculator
physicalDescription: label: Physical Description
content: plastic (case; keys material)
label: Physical Description
content: metal (circuitry; zipper material)
label: Physical Description
content: paper (manual material)
label: Physical Description
content: cloth (carrying case material)
label: Measurements
content: calculator: 1 1/4 in x 3 1/4 in x 5 3/4 in; 3.175 cm x 8.255 cm x 14.605 cm
label: Measurements
content: case: 1 1/2 in x 4 in x 6 1/2 in; 3.81 cm x 10.16 cm x 16.51 cm