Mach VI Slide Rulette Handheld Electronic Calculator
date: label: date made
content: 1975
notes: label: Description
content: This handheld electronic calculator has a metal and plastic case, a plastic display cover, and fifteen square plastic keys. These include ten digit keys, a decimal point key, four arithmetic function keys, a total key, two memory keys, and a clear key. Above the keys are a decimal point switch (floating decimal point, two digits after the decimal point, or four digits after the decimal point) and a subtraction/summation switch. Behind this is a green fluorescent display. Text on the display cover reads: MACH VI (/) SLIDE RULETTE.
label: Description
content: An on/off switch and a socket for a power adapter are on the back edge. The back has a compartment at the bottom that would hold four batteries. A sticker above this reads: MACH VI (/) RATING 6V-DC 0.5W (/) NO. 001432 (/) MADE IN JAPAN.
label: Description
content: Advertisements for the Mach VI from 1975 list prices ranging from $69.95 down to $29.97.
label: Description
content: Compare the Unisonic 737 calculator (1986.0988.119). The terms MACH, Unisonic and SLIDE RULETTE, as applied to calculators, were all trademarks of the North American Foreign Trading Corporation of New York City, New York.
label: Description
content: References:
label: Description
content: [Advertisement], <I>Kansas City Times</I>, August 27, 1975, p. 71. On sale for $29.97. Sold as a Unisonic calculator.
label: Description
content: [Advertisement], <I>Frederick News Post</I>, March 11, 1975. Mach VI on sale for $49.95, down from a regular price of $69.95.
label: Location
content: Currently not on view
place: label: place made
content: Japan
setName: label: See more items in
content: Medicine and Science: Computers
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content: Computers & Business Machines
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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: 1986.0988.254
label: catalog number
content: 1986.0988.254
label: accession number
content: 1986.0988
objectType: label: Object Name
content: electronic calculator
physicalDescription: label: Physical Description
content: metal (case; keyboard; circuitry material)
label: Physical Description
content: plastic (keys; display cover material)
label: Measurements
content: overall: 1 in x 3 3/8 in x 5 1/4 in; 2.54 cm x 8.5725 cm x 13.335 cm