Object Details
- Unisonic
- Description
- This handheld electronic calculator has a metal and plastic case and an array of twenty-five square plastic keys. In addition to ten digit keys and a decimal point key (in white), it has total, four arithmetic function, exchange, change sign, percentage, and clear/clear entry keys (in turquoise). In addition it has a square root key and four memory keys (in orange). A mark behind the keyboard reads: Unisonic 790R. The on/off switch is to the right of this. Behind the keyboard is an eight-digit green vacuum fluorescent display.
- A power jack is on the top edge.
- The back of the calculator has a sticker giving calculation examples. It reads in part: 790R-C. It also reads in part: SERIAL NO. (/) 111290 (/) MADE IN JAPAN. Below this is a compartment for four AA batteries.
- Compare 1986.0988.117 (Unisonic 790R-C) and 1986.0988.118 (Unisonic 790RM-C). Similar in general shape of the case are 1986.0988.116 (Unisonic 796-A), 1986.0988.115 (Unisonic 799-A), and 1986.0988.112 (Unisonic 1299R-A).
- Reference:
- [Advertisement], Los Angeles Times, February 23, 1977, p. I1. Unisonic 790R, a “deluxe calculator,” sells for $18.96.
- Location
- Currently not on view
- Credit Line
- Gift of John B. Priser
- ca 1977
- ID Number
- 1986.0988.117
- accession number
- 1986.0988
- catalog number
- 1986.0988.117
- Object Name
- electronic calculator
- Other Terms
- electronic calculator; Handheld
- Physical Description
- plastic (back of case; keys material)
- metal (case; circuitry material)
- glass (display material)
- Measurements
- overall: 1 1/4 in x 3 1/2 in x 6 in; 3.175 cm x 8.89 cm x 15.24 cm
- See more items in
- Medicine and Science: Computers
- Computers & Business Machines
- Handheld Electronic Calculators
- National Museum of American History
- Record ID
- nmah_334531
- GUID (Link to Original Record)
- https://n2t.net/ark:/65665/ng49ca746b2-55b5-704b-e053-15f76fa0b4fa
