User:MisterShafXen/17ed9
| ← 15ed9 | 17ed9 | 19ed9 → |
17 equal divisions of the 9th harmonic (abbreviated 17ed9) is a nonoctave tuning system that divides the interval of 9/1 into 17 equal parts of about 224 ¢ each. Each step represents a frequency ratio of 91/17, or the 17th root of 9.
Intervals
| Steps | Cents | Approximate ratios |
|---|---|---|
| 0 | 0 | 1/1 |
| 1 | 223.8 | 17/15 |
| 2 | 447.5 | 17/13, 22/17 |
| 3 | 671.3 | 19/13, 22/15 |
| 4 | 895 | 22/13 |
| 5 | 1118.8 | 21/11, 23/12 |
| 6 | 1342.6 | 13/6 |
| 7 | 1566.3 | |
| 8 | 1790.1 | 14/5, 17/6 |
| 9 | 2013.8 | 19/6 |
| 10 | 2237.6 | 11/3 |
| 11 | 2461.4 | |
| 12 | 2685.1 | |
| 13 | 2908.9 | |
| 14 | 3132.6 | |
| 15 | 3356.4 | 7/1 |
| 16 | 3580.2 | |
| 17 | 3803.9 |