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Fortepiano. A fortepiano [ˌfɔrteˈpjaːno], sometimes referred to as a pianoforte, [1] is an early piano. In principle, the word "fortepiano" can designate any piano dating from the invention of the instrument by Bartolomeo Cristofori in 1698 up to the early 19th century. [2] [3] Most typically, however, it is used to refer to the mid-18th to ...
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.
Bösendorfer pioneered the extension of the typical 88-key keyboard, creating the Imperial Grand (Model 290), which has 97 keys (eight octaves). Ferruccio Busoni initially ordered this innovation in 1909 as part of a custom piano, as he wanted to transcribe an organ piece that extended to the C below the standard keyboard. [8]
314.122-4-8. (Simple chordophone with keyboard sounded by tangents) Developed. Early 14th century. The clavichord is a stringed rectangular keyboard instrument [1] that was used largely in the Late Middle Ages, through the Renaissance, Baroque and Classical eras. [2]
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 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 keyboard mechanisms of the instrument either enable the air flow, or disable it: A side view of the pallet mechanism in a piano accordion. As the key is pressed down the pallet is lifted, allowing for air to enter the tone chamber in either direction and excite the reeds; air flow direction depends on the direction of bellows movement.
In the 18th century, the pianoforte was invented. The pianoforte had metal strings which were struck by hammers which were activated by pressing or striking the keys. Depending on whether the keys were pressed lightly or forcefully, the pianoforte would produce a softer or louder sound. Early electrified keyboards