String instrument String instrument String instruments, stringed instruments, or chordophones are musical instruments that produce sound from vibrating strings when the performer plays or sounds the strings in some manner. Musicians play some string instruments by plucking the strings with their fingers or a plectrum—and others by hitting the strings with a light wooden hammer or by rubbing the strings with a bow. In some keyboard instruments, such as the harpsichord, the musician presses a key that plucks the string. With bowed instruments, the player rubs the strings with a horsehair bow, causing them to vibrate. With a hurdy-gurdy, the musician operates
Pehr Hörberg fiddle and nyckelharpa (keyed fiddle) are among the most common Swedish folk instruments. This instrumental genre is the biggest one in Swedish traditional music. A nyckelharpa (literally "key harp", plural nyckelharpor or sometimes keyed fiddle) is a traditional Swedish musical instrument. It is a string instrument or chordophone. Its keys are attached to tangents which, when a key is depressed, serve as frets to change the pitch of the string. The nyckelharpa is similar in appearance to a fiddle or the bowed Byzantine lira but is more closely related to the hurdy-gurdy, both employing key-actuated tangents to change the pitch.