text: NAGASWARAM : Aerophone
  TAMILNADU
  A premier wind pipe of carnatic music, accorded high status as a Mangala Vadyam since time immermorial. This double reeded instrument, made of wood has two parts; canical tube and a wooden bell. Tube enlarging downwards with a horn like portion at the end, fitted with a bell. Seven finger and five vent holes. The double reed called 'aku' ( in Telugu) acts as valve, fixed to a metal staple and inserted in the tube. Spare reeds with wooden needle for adjust in the reed is kept with the instrument hanging from the staple. The accompanying percussion instrument is Tavil. 
  Occasionally Talam, the large cymbals are also played with the Nagaswaram.
  The instrument is closely identified with temples and other religions events. The instrumental ensemble, with nagaswaram being the principal instrument, is called 'Periamelam'. Used on auspicious and religious occasions as also in classical concerts. 
  