Quartet Quartet In music, a quartet or quartette (, , , , ) is an ensemble of four singers or instrumental performers; or a musical composition for four voices or instruments. In Classical music, the most important combination of four instruments in chamber music is the string quartet. String quartets most often consist of two violins, a viola, and a cello. The particular choice and number of instruments derives from the registers of the human voice: soprano, alto, tenor and bass. In the string quartet, two violins play the soprano and alto vocal registers, the viola plays the tenor register and
Vitamin String Quartet Vitamin String Quartet Vitamin String Quartet (VSQ) is a musical group from Los Angeles, California, that is widely known for its series of tribute albums to rock and pop acts. Vitamin String Quartet, or VSQ, is not a string quartet in the traditional sense. Rather, VSQ is a series of string quartet projects developed and produced by CMH Label Group, an independent record company based in Los Angeles. The CMH team works with an ever-evolving cast of arrangers, producers, string players and other creatives to bring each project to life. Their albums are released through Vitamin Records and primarily performed