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
String Quartet No. 6 (Babbitt) one instrument at a time, are used to mark off composite pitch aggregates . The work is based on an all-partition array which is (with a few swapped partitions) the M5 transform of the one used in "The Joy of More Sextets" (1986), for violin and piano . String Quartet No. 6 (Babbitt) String Quartet No. 6 is the last of six chamber-music works in the string quartet medium by the American composer Milton Babbitt. Babbitt’s expansive and lyrical Sixth Quartet was written in 1993. It is in two sections, in each of which the work's underlying six-part all-partition array