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Piano history and musical performance. The modern form of the piano, which emerged in the late 19th century, is a very different instrument from the pianos for which earlier classical piano literature was originally composed. The modern piano has a heavy metal frame, thick strings made of top-grade steel, and a sturdy action with a substantial ...
The piano action mechanism [1] (also known as the key action mechanism [2] or simply the action) of a piano or other musical keyboard is the mechanical assembly which translates the depression of the keys into rapid motion of a hammer, which creates sound by striking the strings. Action can refer to that of a piano or other musical keyboards ...
The piano is a keyboard instrument that produces sound when its keys are depressed, through engagement of an action whose hammers strike strings. Modern pianos have a row of 88 black and white keys, tuned to a chromatic scale in equal temperament . There are two main types of piano: the grand piano and the upright piano.
The terms "Allen wrench" (American English) and "Allen key" (British English) are derived from the Allen brand name and refer to the generic product category "hex keys". W.G. Allen filed the first related patent in 1909 for its recessed hex-driven safety screws, a safety improvement over fasteners which protruded from machinery. While other hex ...
The key action is independent of the stop action, allowing an organ to combine a mechanical key action with an electric stop action. A key action in which the keys are connected to the windchests by only rods and levers is a mechanical or tracker action. When the organist depresses a key, the corresponding rod (called a tracker) pulls open its ...
Keyboard expression is the ability of a keyboard musical instrument to change tone or other qualities of the sound in response to velocity, pressure or other variations in how the performer depresses the keys of the musical keyboard. Expression types include: Velocity sensitivity —how fast the key is pressed. Aftertouch, or pressure ...
This is a list of piano trios by Joseph Haydn, including the chronological number assigned by H. C. Robbins Landon and the number they are given in Anthony van Hoboken's catalogue of his works. (Hoboken's listings of Haydn compositions are divided by musical genre, and the piano trios as a category are grouped under the Roman numeral prefix XV.)
January 27, 1731. (1731-01-27) (aged 75) Florence, Grand Duchy of Tuscany. Occupation (s) Inventor, instrument maker. Known for. Inventor of the piano. Bartolomeo Cristofori di Francesco ( Italian pronunciation: [bartoloˈmɛːo kriˈstɔːfori di franˈtʃesko]; May 4, 1655 – January 27, 1731) was an Italian maker of musical instruments ...