User:MisterShafXen/20ed7/3
| ← 19ed7/3 | 20ed7/3 | 21ed7/3 → |
20 equal divisions of 7/3 (abbreviated 20ed7/3) is a nonoctave tuning system that divides the interval of 7/3 into 20 equal parts of about 73.3 ¢ each. Each step represents a frequency ratio of (7/3)1/20, or the 20th root of 7/3.
Intervals
| Steps | Cents | Approximate ratios |
|---|---|---|
| 0 | 0 | 1/1 |
| 1 | 73.3 | 22/21, 23/22 |
| 2 | 146.7 | 23/21, 25/23 |
| 3 | 220 | 17/15, 25/22 |
| 4 | 293.4 | 13/11, 25/21 |
| 5 | 366.7 | 21/17 |
| 6 | 440.1 | 9/7, 22/17, 23/18 |
| 7 | 513.4 | 23/17 |
| 8 | 586.7 | 7/5 |
| 9 | 660.1 | 19/13, 22/15, 25/17 |
| 10 | 733.4 | 23/15 |
| 11 | 806.8 | |
| 12 | 880.1 | 5/3 |
| 13 | 953.5 | 19/11 |
| 14 | 1026.8 | 9/5 |
| 15 | 1100.2 | 17/9 |
| 16 | 1173.5 | |
| 17 | 1246.8 | |
| 18 | 1320.2 | 15/7 |
| 19 | 1393.5 | |
| 20 | 1466.9 | 7/3 |