Litronix 1101P Handheld Electronic Calculator

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The Litronix 1100P handheld electronic calculator has a tan and brown plastic case with a metal plate at the top of the front, and eighteen rectangular plastic keys. These include ten digit keys, a decimal point key, a percentage key (source of the P in the name of the calculator), four arithmetic function keys, a clear key, and a clear entry key. In addition the calculator has an on/off switch. Behind the keyboard is an eight-digit red LED display. A mark above this reads: litronix. A jack for a power adapter is along the left edge.
A compartment for three batteries is at the top of the back. A sticker below this reads: litronix 1100P (/) Serial No. 135665(/) 4 VDC 300 MW. Further text reads: LITRONIX, INC., CUPERTINO, CA (/) ASSEMBLED IN MALAYSIA.
The calculator has a brown plastic carrying case with a metal snap.
The price of the calculator ranged from $39.95 down to $19.95.
For further information about Litronix, see 1986.0988.253. Also compare 1986.0988.309.
[Advertisement], Chicago Tribune, August 22, 1974, p. C5. The ad refers to a Litronix eight-digit calculator with four functions and a percentage key. The image looks like Litronix 1101P, although model number is not given. The price listed is $39.95.
[Advertisement], Los Angeles Times, January 4, 1976, p. OC_B9. According to this ad, the Litronix 1101P was selling for $19.95. The Litronix 2260 cost $39.95.
Currently not on view
date made
place made
Physical Description
plastic (case; keys; carrying case; display cover material)
metal (circuitry; cover plate material)
felt (feet material)
overall: 3/4 in x 2 3/4 in x 6 in; 1.905 cm x 6.985 cm x 15.24 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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