AIR Tiruchirappalli' s Rainbow FM enjoys more patronage among audience... Thursday, April 20, 2017 Actor, Actress, Bollywood, India, Movie, News, Picture, Song, Update AIR, Tiruchirappalli' s Rainbow FM enjoys more patronage among audience pushing all private FMs to distant 2nd and 3rd position here. RAINBOW TRICHY commands 42 % regular listenership. Courtesy : RAS 2017-ARU Tweet Subscribe to receive free email updates: