4edf
4edf (short for 4-part equal division of the fifth) divides the Perfect fifth (3/2) into 4 equal intervals, each 175.489 cents in size.
This division is said to be used in traditional scales of Georgia. See the discussion on the Yahoo tuning list.
Intervals
| degree | cents value | octave-reduced cents value |
|---|---|---|
| 0 | 0 | |
| 1 | 175.489 | |
| 2 | 350.978 | |
| 3 | 526.466 | |
| 4 | 701.955 | |
| 5 | 877.444 | |
| 6 | 1052.933 | |
| second octave | ||
| 7 | 1228.421 | 28.421 |
| 8 | 1403.910 | 203.910 |
| 9 | 1579.399 | 379.399 |
| 10 | 1754.888 | 554.888 |
| 11 | 1930.376 | 730.376 |
| 12 | 2105.865 | 905.865 |
| 13 | 2281.354 | 1081.354 |
| third octave | ||
| 14 | 2456.843 | 56.843 |