9 EDO
Keyboard
1
2
3
4
5
6
7
8
9
10
Play scales and chords
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Note details
| Note | Frequency (Hz) | Interval (cents) |
|---|---|---|
| 1 | 440.00 | 0.00 |
| 2 | 475.23 | 133.33 |
| 3 | 513.27 | 266.67 |
| 4 | 554.37 | 400.00 |
| 5 | 598.75 | 533.33 |
| 6 | 646.68 | 666.67 |
| 7 | 698.46 | 800.00 |
| 8 | 754.37 | 933.33 |
| 9 | 814.77 | 1066.67 |
| 10 | 880.00 | 1200.00 |
Comparison to just intonation
| Note | Interval | Diff (cents) |
|---|---|---|
| 1 | Unison | 0.00 |
| 2 | Minor second | 21.60 |
| 3 | Minor third | -48.97 |
| 4 | Major Third | 13.69 |
| 5 | Perfect fourth | 35.29 |
| 6 | Perfect fifth | -35.29 |
| 7 | Minor sixth | -13.69 |
| 8 | Major sixth | 48.97 |
| 9 | Major seventh | -21.60 |
| 10 | Perfect octave | 0.00 |
Comparison to 12 EDO
| Note | Interval | Diff (cents) |
|---|---|---|
| 1 | Unison | 0.00 |
| 2 | Minor second | 33.33 |
| 3 | Minor third | -33.33 |
| 4 | Major Third | 0.00 |
| 5 | Perfect fourth | 33.33 |
| 6 | Perfect fifth | -33.33 |
| 7 | Minor sixth | 0.00 |
| 8 | Major sixth | 33.33 |
| 9 | Major seventh | -33.33 |
| 10 | Perfect octave | 0.00 |