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  2. Category:Canon calculators - Wikipedia

    en.wikipedia.org/wiki/Category:Canon_calculators

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Pages for logged out editors learn more

  3. Category:Sharp programmable calculators - Wikipedia

    en.wikipedia.org/wiki/Category:Sharp...

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Pages for logged out editors learn more

  4. Canon Inc. - Wikipedia

    en.wikipedia.org/wiki/Canon_Inc.

    Canon introduced its first high-definition camcorder in 2005. [14] In November 2009, Canon made a €730 million (US$1.1 billion) all-cash offer for the Dutch printer maker Océ. [15] Canon had acquired majority ownership of Océ by March 2010, [16] and completed the acquisition of 100% of shares in Océ by the end of 2011. [17]

  5. Sharp EL-5120 - Wikipedia

    en.wikipedia.org/wiki/Sharp_EL-5120

    The Sharp EL-5120 is a scientific programmable calculator. It has about 1 KB of total RAM available to the user, and has 4 basic operational modes: Real mode: it is the basic operational mode for directly performing standard algebraic and statistical calculations, as well as evaluating user-defined functions and numerically integrating them.

  6. Sharp EL-8 - Wikipedia

    en.wikipedia.org/wiki/Sharp_EL-8

    The battery charger (model EL-81) supplies power to the calculator's charging input at voltages of 8.7 and 9.6 volts; [9] the combined input power rating is about 3.2 watts. [10] Sharp NR-AA Rechargeable Battery. The EL-8's battery pack is much smaller than that of the QT-8B, and this was critical in reducing the EL-8's size and weight.

  7. Printer (computing) - Wikipedia

    en.wikipedia.org/wiki/Printer_(computing)

    The principle is the same for practically all card printers: the plastic card is passed through a thermal print head at the same time as a color ribbon. The color from the ribbon is transferred onto the card through the heat given out from the print head. The standard performance for card printing is 300 dpi (300 dots per inch, equivalent to 11 ...

  8. Solar-powered calculator - Wikipedia

    en.wikipedia.org/wiki/Solar-powered_calculator

    Solar-powered calculators are hand-held electronic calculators powered by solar cells mounted on the device. [1] They were introduced at the end of the 1970s. [2]Amorphous silicon has been used as a photovoltaic solar cell material for devices which require very little power, such as pocket calculators, because their lower performance compared to conventional crystalline silicon solar cells is ...

  9. Friden, Inc. - Wikipedia

    en.wikipedia.org/wiki/Friden,_Inc.

    Friden Calculator Friden Flexowriter. In 1957, Friden purchased the Commercial Controls Corporation of Rochester, New York.This gave them the Flexowriter teleprinter, an electric typewriter capable of being used as part of unit record equipment developed in World War II for the Department of the Navy to automatically type "regret to inform you" letters to the survivors of fallen servicemen ...

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