Violin completely losing tension. A violin in which the tuning pegs are slipping needs to be repaired by a luthier or violin repairperson. Peg dope or peg compound, used regularly, can delay the onset of such wear, while allowing the pegs to turn smoothly. The tuning G–D–A–E is used for most violin music, both in Classical music, jazz and folk music. Other tunings are occasionally employed; the G string, for example, can be tuned up to A. The use of nonstandard tunings in classical music is known as "scordatura"; in some folk styles, it is called "cross tuning". One famous example
Virtuoso Violin lacks the same quality found in a human violinist's playing, largely due to the inability for the device to spontaneously play emotionally. Virtuoso Violin Virtuoso Violin is a violin-playing machine, invented by Fred Paroutaud for QRS Music Technologies, the same company that produced the first MIDI-compatible player piano. It was first unveiled February 13, 1998. The Virtuoso uses an electromagnet instead of fingering the strings. The electromagnet's position changes the behavior of the vibrating string to attain the desired pitch. The Virtuoso is designed to play a real violin, although its setup requires the strings to be restrung and the