Sanyo CX-8137 Handheld Electronic Calculator

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The light gray and gray plastic case of this handheld electronic calculator has a metal inset around the display. It has twenty-three rectangular plastic keys. These include ten digit keys, a decimal point key, four arithmetic function keys, a total key, a clear all (CA) key, a clear display (CK) key, a % key, a change sign key, and three memory keys. An on/off switch is on the keyboard right of the three top keys. Behind this is an eight-digit green fluorescent display. A tag behind this reads: SANYO (/) CX-8137. A jack for a power adapter is on the back edge.
The back has a compartment for two AA batteries. Text molded in the case reads in part: SANYO CX-8137 (/) INPUT: DC 3V (TWO “AA” SIZE BATTERIES) (/) or DC 2.8 V (ADAPTOR CU-20) (/) POWER: DC 0.35W (/) SANYO ELECTRIC CO., LTD. BM (/) MADE IN JAPAN / FABRIQUE AU JAPON. A sticker below this reads: NO. 04344841 T.
[Advertisement], The Pocono Record from Stroudsburg, Pennsylvania, April 4, 1977, p. 34. Sanyo CX-8137 on sale for $9.99.
Currently not on view
date made
ca 1977
Sanyo Electric Company
place made
Physical Description
plastic (keys; case; display cover material)
metal (circuitry material)
paper (sticker material)
overall: 5 in x 3 in x 1 in; 12.7 cm x 7.62 cm x 2.54 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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