Viswanathan–Ramamoorthy

Viswanathan–Ramamoorthy were an Indian music-director duo composed of M. S. Viswanathan and T. K. Ramamoorthy. They worked together on over 100 films, from 1952's Panam to 1965's Aayirathil Oruvan. After their split, Ramamoorthy worked on 16 films between 1966 and 1986. He and Viswanathan reunited in 1995 for Engirundho Vandhan.

Ramamoorthy, born into a well-known musical family in Trichy, was a capable violinist at an early age. His father (Krishnaswamy Pillai) and grandfather, Malaikottai Govindasamy Pillai, were noted violinists in Trichy. As a child, Ramamoorthy performed several times with his father. During the early 1940s he worked for Saraswathi Stores (in which AVM Productions owner Avichi Meiyappa Chettiar was a partner), and played violin for AVM composer R. Sudharsanam in several films. Ramamoorthy became friendly with P. S. Diwakar, the pianist-composer of Malayalam cinema, and roomed with P. S. Diwakar. C. R. Subburaman hired him as a violinist for HMV. By the late 1940s, Ramamoorthy joined C. R. Subburaman's South Indian film-music ensemble and met fellow violinist T. G. Lingappa.

Viswanathan, who had acting and singing ambitions, had a few minor stage roles during the 1940s. The famous music composer in the 1950s,, who was a violinist for the doyen of the Tamil film music, S. V. Venkatraman violinist T. R. Papa met him and obtained him a job as an errand boy. Viswanathan developed an interest in composition, and joined S. M. Subbaiah Naidu. He played harmonium for C. R. Subburaman and met Ramamoorthy and T. G. Lingappa, another leading violinist. In addition to the harmonium, Viswanathan began playing piano at an early age.

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