291_C21
Chromatic tetrachord 21/20 * 20/17 * 68/63
Properties
| Notes | 3 |
|---|---|
| Period | 498.044999 ¢ |
| Just | 17-limit |
| Source | Divisions of the Tetrachord |
| Type | Chromatic |
| Reference | John H. Chalmers, Jr., Divisions of the Tetrachord, Frog Peak Music, 1993. |
| Tone | Tone (¢) | Step | Step (¢) |
|---|---|---|---|
| 21/20 | 84 | 21/20 | 84 |
| 21/17 | 366 | 20/17 | 281 |
| 4/3 | 498 | 68/63 | 132 |
Similar scales
| File | Notes | Rotation | Max diff (¢) |
|---|---|---|---|
| 669_T76 | 3 | 0 | 1.9 |
| 273_C19 | 3 | 1 | 3.9 |
| 328_C24 | 3 | 2 | 7.7 |
| 263_C17 | 3 | 1 | 8.9 |
| 668_T75 | 3 | 0 | 9.2 |
| 285_C21 | 3 | 1 | 9.2 |
| 553_M61 | 3 | 1 | 9.9 |
| 280_C20 | 3 | 1 | 10.3 |
| 324_C24 | 3 | 1 | 11.3 |
| 299_C22 | 3 | 1 | 11.6 |
Raw file
! 291_C21.scl ! Chromatic tetrachord 21/20 * 20/17 * 68/63 3 ! 21/20 21/17 4/3 ! ! John H. Chalmers, Jr., Divisions of the Tetrachord. ! Frog Peak Music, 1993. ! ! [info] ! source = Divisions of the Tetrachord ! catalog_index = 291