Listen to Swara Raga Sudha online. Swara Raga Sudha is a Carnatic language song and is sung by Dr.N.Ramani. Swara Raga Sudha, from the album Dr.N.Ramani (Flute) - 04, was released in the year 2006. The duration of the song is 19:29. Download Carnatic songs online from JioSaavn.