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A keyboard instrument is a musical instrument played using a keyboard, a row of levers which are pressed by the fingers. The most common of these are the piano , organ , and various electronic keyboards , including synthesizers and digital pianos .
Polyphonic instruments, such as the guitar, piano, and harp, can play multiple notes at once, and so can play both monophonic and polyphonic pieces. Bowed string instruments, such as the violin , viola , cello , and double bass , are capable of playing polyphony, but aren't capable of playing triads , or complete chords.
412.14 Band reed instruments - The air hits the sharp edge of a band under tension. The acoustics of this instrument have so far not been investigated. [1] 412.2 Non-idiophonic interruptive instruments. 412.21. Rotating aerophones (the interruptive agent rotates in its own plane and does not turn on its axis) Siren; 412.22.
Calliopes can be played by a player at a keyboard or mechanically. Mechanical operation may be by a drum similar to a music box drum, or by a roll similar to that of a player piano. Some instruments have both a keyboard and a mechanism for automated operation, others only one or the other. Some calliopes can also be played via a MIDI interface.
The new instrument is often referred to as the dulcian, and was called curtal in England, [12] fagott or fagotto in Germany and Italy, and bajón in Spain. [citation needed] The dulcian, like the first oboes, employed direct lip-to-reed contact, which allowed for much greater control over the sound than was offered by shawms. This led to the ...
Musicians playing the salpinx (trumpet) and the hydraulis (water organ). Terracotta figurine made in Alexandria, 1st century BC Greek warrior blowing a salpinx. A salpinx (/ ˈ s æ l p ɪ ŋ k s /; plural salpinges / s æ l ˈ p ɪ n dʒ iː z /; Greek σάλπιγξ) was a trumpet-like instrument of the ancient Greeks. [1]
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 ...
Instruments classified by Hornbostel–Sachs as struck or friction idiophones, struck or friction membranophones or struck chordophones. Where an instrument meets this definition but is often or traditionally excluded from the term percussion this is noted. Instruments commonly used as unpitched and/or untuned percussion.