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
Hurdy-gurdy types of hurdy-gurdy, notably the French "vielle à roue" ('fiddle with a wheel') and the Hungarian "tekerőlant" ("tekerő" for short), makers have added a buzzing bridge—called a "chien" (French for dog) or "recsegő" (Hungarian for "buzzer")—on one drone string. Modern makers have increased the number of buzzing bridges on French-style instruments to as many as four. This mechanism consists of a loose bridge under a drone string. The tail of the buzzing bridge is inserted into a narrow vertical slot (or held by a peg in Hungarian instruments) that holds the buzzing bridge in place (and also serves as a