Unisonic 1148 Handheld Electronic Calculator

Description:

This handheld electronic calculator has a metal and plastic case with an array of twenty-six rectangular plastic keys. These include ten digit keys, a decimal point key, a total key, four arithmetic function keys, and four memory keys. In addition there are two parenthesis keys, a square root key, a percentage key, a clear/clear entry key, an inverse key, and a squaring key. On the right side next to the two topmost keys is the on/off switch. A mark above this reads: Unisonic 1148.

A jack for a power supply is along the back edge.

A sticker on the back of the calculator gives calculation examples. It is marked in part: SERIAL NO. (/) 001202 (/) MADE IN JAPAN. A further mark reads: 1148-A. Below this is a compartment for three AA batteries.

No advertisements found.

Reference:

The BECALC vintage calculator website dates the Unisonic 1148 calculator to 1979.

Date Made: ca 1979

Maker: Unisonic

Location: Currently not on view

Place Made: Japan

See more items in: Medicine and Science: Computers, Computers & Business Machines, Handheld Electronic Calculators

Exhibition:

Exhibition Location:

Credit Line: Gift of John B. Priser

Data Source: National Museum of American History

Id Number: 1986.0988.290Catalog Number: 1986.0988.290Accession Number: 1986.0988

Object Name: electronic calculator

Physical Description: plastic (case; display cover; keys material)paper (sticker material)metal (keyboard; trim; circuitry material)Measurements: overall: 7/8 in x 2 3/4 in x 4 3/4 in; 2.2225 cm x 6.985 cm x 12.065 cm

Guid: http://n2t.net/ark:/65665/ng49ca746b2-5f49-704b-e053-15f76fa0b4fa

Record Id: nmah_1363012

Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.

If you would like to know how you can use content on this page, see the Smithsonian's Terms of Use. If you need to request an image for publication or other use, please visit Rights and Reproductions.