National Semiconductor 750 Handheld Electronic Calculator
date: label: date made
content: 1976-1978
name: label: maker
content: National Semiconductor Corporation
notes: label: Description
content: This handheld electronic calculator has a brown plastic case with a two-tone keyboard and seventeen rectangular plastic keys. In addition to ten digit keys and a decimal point key, it has a clear entry/clear key, four arithmetic function keys, and a total key. On the left on the brown and off-white keyboard is an on/off switch. Text above it reads: 750 National (/) Semiconductor. Behind the keyboard is a six-digit LED display.
label: Description
content: A compartment for a battery is at the top of the back. A sticker near the bottom of the back reads: Made in Hong Kong.
label: Description
content: A jack for a power adapter is on the left side.
label: Description
content: Problems are entered using algebraic rather than reverse Polish notation.
label: Description
content: The calculator has a black plastic carrying case.
label: Description
content: Compare to the earlier Novus 650 (1986.988.260 – no floating decimal point, reverse Polish notation) and to the contemporary Novus 850 (1986.0988.306 – eight-digit display). Also compare to the Novus 750 (1986.0988.224).
label: Description
content: References:
label: Description
content: [Advertisement], <I>Hamilton, Ohio, Journal News</I>, October 24, 1976, p. 102. Lists National Semiconductor 750 as on sale for $5.90
label: Description
content: [Advertisement], <I>Grand Prairie Daily News</I>, November 27, 1977, p. 18. National Semiconductor 750 calculator on sale for $4.99
label: Description
content: [Advertisement], <I>Chicago Tribune</I>, March 2, 1978, p. H3. National Semiconductor 750 selling for $4.99, regularly $6.99.
label: Location
content: Currently not on view
place: label: place made
content: China: Hong Kong
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: 1986.0988.231
label: catalog number
content: 1986.0988.231
label: accession number
content: 1986.0988
objectType: label: Object Name
content: electronic calculator
physicalDescription: label: Physical Description
content: plastic (case; keys; display cover; carrying pouch material)
label: Physical Description
content: metal (circuitry 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