Rast pitch class set
The Rast pitch class set is a set of scales that are named after the Rast makam. For Rast, there is the Rast tetrachord and Rast pentachord.
It is used as a Çeşni in many makams.
Rast tetrachord and pentachord in 53-TET
The intervals of the Rast tetrachord and Rast pentachord within 53 Tone Equal Temperament are given in the table:
Pentachord | Tetrachord | Note order | Step to next note (Number of steps) | Note name starting from Rast[1] |
---|---|---|---|---|
Rast pentachord
|
Rast tetrachord
|
1 | T (9) | Rast |
2 | K (8) | Dügâh | ||
3 | S (5) | Segâh | ||
4 | T (9) (Only for pentachord) | Çârgâh | ||
- | 5 | - | Neva |
Makams that use the Rast pentachord or Rast tetrachord
Name of Makam | Lower Çeşni | Higher Çeşni | Notes | |
---|---|---|---|---|
Rast Ascending[2] | Rast pentachord
|
Rast tetrachord
|
||
Acemli Rast (Same as Rast Descending)
|
Rast pentachord
|
Buselik tetrachord | ||
Basit Suzinak[3]
|
Rast pentachord
|
Hicaz tetrachord | ||
Nikriz
|
Nikriz pentachord
|
Rast tetrachord
|
Buselik tetrachord
|