Ravana Hasta Veena, also known as Ravana Hatta, is a single-stringed instrument of the 7th century. It was invented by Ravana
, the main villain in the Ramayana
The bowl is made of cut coconut shell with its mouth covered. The shell is attached to a bamboo dandi, the main part of the neck. The instrument has two principal strings, one of steel and the other of a set of horse hair. Also, there is a set of sympathetic strings. The instrument is played with a bow, which has jingle bells.
Today, Ravana Hatta is a common fiddle instrument of west India, especially in Gujarat and Rajasthan.