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2. Computer keyboard - Wikipedia

   en.wikipedia.org/wiki/Computer_keyboard

   A computer keyboard is a peripheral input device modeled after the typewriter keyboard [1] [2] which uses an arrangement of buttons or keys to act as mechanical levers or electronic switches. Replacing early punched cards and paper tape technology, interaction via teleprinter -style keyboards have been the main input method for computers since ...

3. QWERTY - Wikipedia

   en.wikipedia.org/wiki/QWERTY

   QWERTY. QWERTY (/ ˈkwɜːrti / KWUR-tee) is a keyboard layout for Latin-script alphabets. The name comes from the order of the first six keys on the top letter row of the keyboard: Q W E R T Y. The QWERTY design is based on a layout included in the Sholes and Glidden typewriter sold via E. Remington and Sons from 1874.

4. Keyboard technology - Wikipedia

   en.wikipedia.org/wiki/Keyboard_technology

   Keyboard technology. Keyboard construction of a typical notebook computer keyboard, in four layers. The technology of computer keyboards includes many elements. Many different keyboard technologies have been developed for consumer demands and optimized for industrial applications. The standard full-size (100%) computer alphanumeric keyboard ...

5. Apple keyboards - Wikipedia

   en.wikipedia.org/wiki/Apple_keyboards

   Apple Extended Keyboard (M0115) Apple Extended Keyboard. Released in 1987, [13][14] this was the first Apple keyboard to be based on the keyset and layout of IBM's Enhanced Keyboard models, in particular the "101 key ANSI" layout. IBM Enhanced (or "Model M") boards had begun to be shipped with IBM PCs in 1986.

6. List of Logitech products - Wikipedia

   en.wikipedia.org/wiki/List_of_Logitech_products

   New "Hero" sensor is a completely new sensor developed by Logitech. The sensor is optimized for precision and power efficiency. The mouse has no customizable lighting to increase battery life. 88.9 g (3.14 oz) (mouse only) 112.3 g (3.96 oz) (with 1 AA battery) 135.7 g (4.79 oz) (with 2 AA batteries) G PRO Wireless.

7. Microsoft ergonomic keyboards - Wikipedia

   en.wikipedia.org/wiki/Microsoft_ergonomic_keyboards

   In general, ergonomic keyboards are designed to keep the user's arms and wrists in a near-neutral position, which means the slant angle (the lateral rotation angle for the keys in each half relative to the axis of the home row in a conventional keyboard) is approximately 10 to 12.5°, the slope (the angle of the keytop surfaces starting from the front edge closer to the user towards the top of ...