Casio Hl-809 Handheld Electronic Calculator
date: label: date made
content: 1982-1984
name: label: maker
content: Casio Computer Company
notes: label: Description
content: The case of this handheld electronic calculator is a cream-colored plastic on top and a black plastic on the bottom. The keyboard has an array of square brown plastic keys, including ten digit keys, a decimal point key, and a total key. Four keys for arithmetic functions are to the right of the digit keys. A column to the left has a memory key, a percentage key, a C (clear entry) key, and an AC (all clear) key.
label: Description
content: The eight-digit yellow liquid crystal display is behind the keyboard. A tag behind it reads: CASIO HL-809 (/) ELECTRONIC (/) CALCULATOR. A switch is on the left side. The device has no power adapter or socket for one. The calculator was advertised as having the power go off automatically.
label: Description
content: Text on the back of the case reads: CASIO HL-809 (/) RATING: DC 3V=0.00029W (/) use BATTERY 1.5Vx2 (/) MADE IN JAPAN (/) BM CASIO COMPUTER CO., LTD.
label: Description
content: Two screws hold together the front and back of the case. Unscrewing them allows one to change the two AA batteries. (This example has no batteries.) A sticker on the inside of the back of the case reads: 1D307A. A mark on the NEC chip reads: NEC K11159 (/) D187IC.
label: Description
content: An advertisement for a Casio HL-809 published in the <I>Los Angeles Times</I> March 18, 1982, gave a regular price of $8.95 and a sale price of $6.99. Another advertisement from the <I>Washington Post</I> in December of 1982 gave a sale price of $4.44. A March 1983 advertisement in the <I>New York Times</I> gives a clearance sale price of $4.99. As late as April of 1984 this model was advertised as regularly priced at $7.99 and on sale for $4.99.
label: Description
content: Compare 1986.0988.027.
label: Description
content: References:
label: Description
content: <I>Los Angeles Times</I>, March 18, 1982, p. C6.
label: Description
content: <I>New York Times</I>, March 17, 1983, p. A18.
label: Description
content: <I>Washington Post</I>, December 3, 1982, p.B12.
label: Description
content: <I>Washington Post</I>, April 5, 1984, p. A3.
label: Location
content: Currently not on view
place: label: place made
content: Japan
setName: label: See more items in
content: Medicine and Science: Computers
label: See more items in
content: Computers & Business Machines
label: See more items in
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: 1986.0988.028
label: catalog number
content: 1986.0988.028
label: accession number
content: 1986.0988
objectType: label: Object Name
content: electronic calculator
label: Other Terms
content: electronic calculator; Handheld
physicalDescription: label: Physical Description
content: plastic (case; keys; display cover; circuit board material)
label: Physical Description
content: metal (circuitry material)
label: Physical Description
content: paper (sticker material)
label: Measurements
content: overall: 3/4 in x 2 3/4 in x 4 1/2 in; 1.905 cm x 6.985 cm x 11.43 cm