String quartet String quartet A string quartet is a musical ensemble consisting of four string players – two violin players, a viola player and a cellist – or a piece written to be performed by such a group. The string quartet is one of the most prominent chamber ensembles in classical music, with most major composers, from the mid 18th century onwards, writing string quartets. The string quartet was developed into its current form by the Austrian composer Joseph Haydn, with his works in the 1750s establishing the genre. Ever since Haydn's day the string quartet has been considered a prestigious form
String Quartet No. 20 (Mozart) King Frederick William II of Prussia (the first edition bore no dedication, however), is often polyphonic in a way uncharacteristic of the earlier part of the classical music era. The menuetto and its trio give good examples of this in brief, with the brief irregular near-canon between first violin and viola in the second half of the main portion of the minuet, and the double imitations (between the violins, and between the viola and cello) going on in the trio. String Quartet No. 20 (Mozart) The String Quartet in D major, K. 499, was written in 1786 in Vienna by