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A tuning wrench (also called a tuning lever or tuning hammer) is a specialized socket wrench used to tune string instruments, such as the piano, harp, and hammer dulcimer, that have strings wrapped around tuning pins. Other string instruments do not require a tuning wrench because their tuning pins or pegs come with handles (as with the violin ...
A man tuning an upright piano. Piano tuning is the process of adjusting the tension of the strings of an acoustic piano so that the musical intervals between strings are in tune. The meaning of the term 'in tune', in the context of piano tuning, is not simply a particular fixed set of pitches. Fine piano tuning requires an assessment of the ...
In a typical hammer action keybed for a digital piano, as the key (1) is depressed, a cam (4) underneath the key presses on one end of a hammer (5), lifting the hammer weight (6) on the other end. The sensor(s) (7) in this case are placed to detect the motion of the hammer; sensors may be placed to detect key and/or hammer position, force, and ...
A piano tuner at work Voicing needle for softening hammers. The felt hammers of the piano tend to harden over time, as the felt becomes compressed by repeated impact. They also form grooves at the points of contact with the strings. Harder hammers produce a brighter tone quality, which may ultimately become harsh and undesirable. Piano ...
A hammered dulcimer, like an autoharp, harp, or piano, requires a tuning wrench for tuning, since the dulcimer's strings are wound around tuning pins with square heads. (Ordinarily, 5 mm "zither pins" are used, similar to, but smaller in diameter than piano tuning pins, which come in various sizes ranging upwards from "1/0" or 7 mm.)
Piano Grand piano Upright piano Keyboard instrument Hornbostel–Sachs classification 314.122-4-8 (Simple chordophone with keyboard sounded by hammers) Inventor(s) Bartolomeo Cristofori Developed Early 18th century Playing range The Well-Tempered Clavier, first prelude of Book I Played by Kimiko Douglass-Ishizaka Problems playing this file? See media help. A piano is a keyboard instrument that ...
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A tack piano (also known as a harpsipiano, jangle piano, and junk piano) is an altered version of an ordinary piano, in which objects such as thumbtacks or nails are placed on the felt-padded hammers of the instrument at the point where the hammers hit the strings, giving the instrument a tinny, more percussive sound. It is used to evoke the ...