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
Borromeo String Quartet Borromeo String Quartet The Borromeo String Quartet is an American string quartet, in residence at the New England Conservatory since 1992. They have performed throughout North and South America, Europe, and Asia, at numerous festivals and in many distinguished chamber music series. They are named after the Borromean Islands. The ensemble was formed in 1989 by violinists Nicholas Kitchen and Ruggero Allifranchini, violist EnSik Choi, and cellist Yeesun Kim, who were then all young musicians at the Curtis Institute of Music. Kitchen and Kim are husband and wife. Violist Hsin-Yun Huang joined the ensemble in 1994 after Choi left to