4ed5
| ← 3ed5 | 4ed5 | 5ed5 → |
(semiconvergent)
4 equal divisons of the fifth harmonic is a nonoctave tuning with the step size of 696.5784 cents.
Theory
By definition, one step of this tuning is equal to quarter-comma meantone, therefore it's just a circle of meantone fifths.
Interval table
| Steps | Cents | Approximate ratios |
|---|---|---|
| 0 | 0 | 1/1, 21/20 |
| 1 | 696.6 | 3/2, 10/7, 11/7, 14/9, 17/11, 19/13 |
| 2 | 1393.2 | 7/3, 9/4, 11/5, 15/7, 20/9 |
| 3 | 2089.7 | 7/2, 10/3, 17/5 |
| 4 | 2786.3 | 5/1, 21/4 |