[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Architecture and art](https://indike.org/pramana/ins.art) › [The Music and Musical Instruments of Southern India and the Deccan](https://indike.org/pramana/ins.art.day-1891) › c6.81 # The Music and Musical Instruments of Southern India and the Deccan c6.81 The Music and Musical Instruments of Southern India and the Deccan c6.81 - **Language:** English ### [c6.81](https://indike.org/pramana/ins.art.day-1891.c6.81) The system by which the octave is divided into twelve semitones is clearly hinted at in the Sangíta Darpana, which states that there are seven pure tones (Suddha or Prakrita), which appear to refer to the intervals composing the diatonic major scale; and twelve impure tones (Vikrita), by which we may conclude that the chromatic scale is implied.¹⁷ - [Previous: c6.80](https://indike.org/pramana/ins.art.day-1891.c6.80) - [Next: c6.82](https://indike.org/pramana/ins.art.day-1891.c6.82) - [Up: c6](https://indike.org/pramana/ins.art.day-1891.c6) --- Source: [https://indike.org/pramana/ins.art.day-1891.c6.81](https://indike.org/pramana/ins.art.day-1891.c6.81) · Pramāṇa