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The common QWERTY keyboard layout is credited to the mechanical typewriter designed by C. Latham Sholes and patented in 1878; [2] research indicates the layout may have been influenced by telegraph operators. [3]
Layout of a musical keyboard (all octaves shown) The musical keyboard of a Steinway concert grand piano. A musical keyboard is the set of adjacent depressible levers or keys on a musical instrument.
The UK variant of the Enhanced keyboard commonly used with personal computers designed for Microsoft Windows differs from the US layout as follows: . The UK keyboard has 1 more key than the U.S. keyboard (UK=62, US=61, on the typewriter keys, 102 v 101 including function and other keys, 105 vs 104 on models with Windows keys)
The earliest known keyboard instrument was the Ancient Greek hydraulis, a type of pipe organ invented in the third century BC. [2] The keys were likely balanced and could be played with a light touch, as is clear from the reference in a Latin poem by Claudian (late 4th century), who says magna levi detrudens murmura tactu . . . intonet, that is "let him thunder forth as he presses out mighty ...
Yamaha PSR-290 electronic keyboard A MIDI song played on a Casio electronic keyboard. An electronic keyboard, portable keyboard, or digital keyboard is an electronic musical instrument based on keyboard instruments. [1]
Kid 'n Play is an American hip-hop duo from New York City who were most popular in the late 1980s and early 1990s. The duo is composed of Christopher Reid ("Kid") and Christopher Martin ("Play") working alongside their DJ, Mark "DJ Wiz" Eastmond.
Musical keyboard, a set of adjacent keys or levers used to play a musical instrument . Manual (music), a keyboard played with hands, as opposed to; Pedalboard or pedal keyboard, played with feet
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 ...