39 EDO
Keyboard
1
2
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4
5
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7
8
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10
11
12
13
14
15
16
17
18
19
20
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22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
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Note details
| Note | Frequency (Hz) | Interval (cents) |
|---|---|---|
| 1 | 440.00 | 0.00 |
| 2 | 447.89 | 30.77 |
| 3 | 455.92 | 61.54 |
| 4 | 464.10 | 92.31 |
| 5 | 472.42 | 123.08 |
| 6 | 480.89 | 153.85 |
| 7 | 489.51 | 184.62 |
| 8 | 498.29 | 215.38 |
| 9 | 507.23 | 246.15 |
| 10 | 516.32 | 276.92 |
| 11 | 525.58 | 307.69 |
| 12 | 535.01 | 338.46 |
| 13 | 544.60 | 369.23 |
| 14 | 554.37 | 400.00 |
| 15 | 564.31 | 430.77 |
| 16 | 574.43 | 461.54 |
| 17 | 584.73 | 492.31 |
| 18 | 595.21 | 523.08 |
| 19 | 605.88 | 553.85 |
| 20 | 616.75 | 584.62 |
| 21 | 627.81 | 615.38 |
| 22 | 639.07 | 646.15 |
| 23 | 650.53 | 676.92 |
| 24 | 662.19 | 707.69 |
| 25 | 674.07 | 738.46 |
| 26 | 686.15 | 769.23 |
| 27 | 698.46 | 800.00 |
| 28 | 710.98 | 830.77 |
| 29 | 723.73 | 861.54 |
| 30 | 736.71 | 892.31 |
| 31 | 749.92 | 923.08 |
| 32 | 763.37 | 953.85 |
| 33 | 777.05 | 984.62 |
| 34 | 790.99 | 1015.38 |
| 35 | 805.17 | 1046.15 |
| 36 | 819.61 | 1076.92 |
| 37 | 834.31 | 1107.69 |
| 38 | 849.27 | 1138.46 |
| 39 | 864.50 | 1169.23 |
| 40 | 880.00 | 1200.00 |
Comparison to just intonation
| Note | Interval | Diff (cents) |
|---|---|---|
| 1 | Unison | 0.00 |
| 2 | ||
| 3 | ||
| 4 | ||
| 5 | Minor second | 11.35 |
| 6 | ||
| 7 | ||
| 8 | Major second | 11.47 |
| 9 | ||
| 10 | ||
| 11 | Minor third | -7.95 |
| 12 | ||
| 13 | ||
| 14 | Major Third | 13.69 |
| 15 | ||
| 16 | ||
| 17 | Perfect fourth | -5.74 |
| 18 | ||
| 19 | ||
| 20 | Tritone | -5.61 |
| 21 | ||
| 22 | ||
| 23 | ||
| 24 | Perfect fifth | 5.74 |
| 25 | ||
| 26 | ||
| 27 | Minor sixth | -13.69 |
| 28 | ||
| 29 | ||
| 30 | Major sixth | 7.95 |
| 31 | ||
| 32 | ||
| 33 | ||
| 34 | Minor seventh | -2.21 |
| 35 | ||
| 36 | Major seventh | -11.35 |
| 37 | ||
| 38 | ||
| 39 | ||
| 40 | Perfect octave | 0.00 |
Comparison to 12 EDO
| Note | Interval | Diff (cents) |
|---|---|---|
| 1 | Unison | 0.00 |
| 2 | ||
| 3 | ||
| 4 | ||
| 5 | Minor second | 23.08 |
| 6 | ||
| 7 | ||
| 8 | Major second | 15.38 |
| 9 | ||
| 10 | ||
| 11 | Minor third | 7.69 |
| 12 | ||
| 13 | ||
| 14 | Major Third | 0.00 |
| 15 | ||
| 16 | ||
| 17 | Perfect fourth | -7.69 |
| 18 | ||
| 19 | ||
| 20 | Tritone | -15.38 |
| 21 | ||
| 22 | ||
| 23 | ||
| 24 | Perfect fifth | 7.69 |
| 25 | ||
| 26 | ||
| 27 | Minor sixth | 0.00 |
| 28 | ||
| 29 | ||
| 30 | Major sixth | -7.69 |
| 31 | ||
| 32 | ||
| 33 | ||
| 34 | Minor seventh | 15.38 |
| 35 | ||
| 36 | Major seventh | -23.08 |
| 37 | ||
| 38 | ||
| 39 | ||
| 40 | Perfect octave | 0.00 |