S. R. D. Vaidyanathan was an Indian musician who played which double reed wind instrument?
Nadaswaram The nadaswaram, nagaswaram, nadhaswaram or nathaswaram is a double reed wind instrument. It is a traditional classical instrument used in Tamilnadu, Andhra Pradesh, Karnataka, and Kerala.
Kongahyan A kongahyan is an Indonesian musical instrument played by drawing a bow across one or more strings. Kongahyans are similar to the rebab, which can be found in Java, Bali and Sunda Islands. This musical instrument is played for shows on those islands. The kongahyan is smaller than two other Indonesian instruments, the tehyan and sukong.