Violin typically are lower in pitch than the G-string; these strings are usually tuned to C, F, and B. If the instrument's playing length, or string length from nut to bridge, is equal to that of an ordinary full-scale violin; i.e., a bit less than , then it may be properly termed a violin. Some such instruments are somewhat longer and should be regarded as violas. Violins with five strings or more are typically used in jazz or folk music. Some custom-made instruments have extra strings which are not bowed, but which sound sympathetically, due to the vibrations of the bowed
Jazz violin instrumental technique is "Stringprovisation" by Ari Poutiainen. The violin is a bowed string instrument with four strings usually tuned in perfect fifths. It is the smallest and highest-pitched member of the violin family of string instruments, which also includes the viola, cello, and double bass. A violinist produces sound by either drawing a bow (normally held in the right hand) across one or more strings (which may be "stopped" by the fingers of the other hand to produce a full range of pitches), "plucking" the strings (with either hand), or a variety of other techniques. In jazz-rock fusion styles, jazz