66 EDO
Keyboard
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67
Play scales and chords
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Note details
| Note | Frequency (Hz) | Interval (cents) |
|---|---|---|
| 1 | 440.00 | 0.00 |
| 2 | 444.65 | 18.18 |
| 3 | 449.34 | 36.36 |
| 4 | 454.08 | 54.55 |
| 5 | 458.88 | 72.73 |
| 6 | 463.72 | 90.91 |
| 7 | 468.62 | 109.09 |
| 8 | 473.57 | 127.27 |
| 9 | 478.57 | 145.45 |
| 10 | 483.62 | 163.64 |
| 11 | 488.72 | 181.82 |
| 12 | 493.88 | 200.00 |
| 13 | 499.10 | 218.18 |
| 14 | 504.37 | 236.36 |
| 15 | 509.69 | 254.55 |
| 16 | 515.07 | 272.73 |
| 17 | 520.51 | 290.91 |
| 18 | 526.01 | 309.09 |
| 19 | 531.56 | 327.27 |
| 20 | 537.17 | 345.45 |
| 21 | 542.84 | 363.64 |
| 22 | 548.57 | 381.82 |
| 23 | 554.37 | 400.00 |
| 24 | 560.22 | 418.18 |
| 25 | 566.13 | 436.36 |
| 26 | 572.11 | 454.55 |
| 27 | 578.15 | 472.73 |
| 28 | 584.25 | 490.91 |
| 29 | 590.42 | 509.09 |
| 30 | 596.66 | 527.27 |
| 31 | 602.95 | 545.45 |
| 32 | 609.32 | 563.64 |
| 33 | 615.75 | 581.82 |
| 34 | 622.25 | 600.00 |
| 35 | 628.82 | 618.18 |
| 36 | 635.46 | 636.36 |
| 37 | 642.17 | 654.55 |
| 38 | 648.95 | 672.73 |
| 39 | 655.80 | 690.91 |
| 40 | 662.73 | 709.09 |
| 41 | 669.72 | 727.27 |
| 42 | 676.79 | 745.45 |
| 43 | 683.94 | 763.64 |
| 44 | 691.16 | 781.82 |
| 45 | 698.46 | 800.00 |
| 46 | 705.83 | 818.18 |
| 47 | 713.28 | 836.36 |
| 48 | 720.81 | 854.55 |
| 49 | 728.42 | 872.73 |
| 50 | 736.11 | 890.91 |
| 51 | 743.88 | 909.09 |
| 52 | 751.74 | 927.27 |
| 53 | 759.67 | 945.45 |
| 54 | 767.70 | 963.64 |
| 55 | 775.80 | 981.82 |
| 56 | 783.99 | 1000.00 |
| 57 | 792.27 | 1018.18 |
| 58 | 800.63 | 1036.36 |
| 59 | 809.09 | 1054.55 |
| 60 | 817.63 | 1072.73 |
| 61 | 826.26 | 1090.91 |
| 62 | 834.98 | 1109.09 |
| 63 | 843.80 | 1127.27 |
| 64 | 852.71 | 1145.45 |
| 65 | 861.71 | 1163.64 |
| 66 | 870.81 | 1181.82 |
| 67 | 880.00 | 1200.00 |
Comparison to just intonation
| Note | Interval | Diff (cents) |
|---|---|---|
| 1 | Unison | 0.00 |
| 2 | ||
| 3 | ||
| 4 | ||
| 5 | ||
| 6 | ||
| 7 | Minor second | -2.64 |
| 8 | ||
| 9 | ||
| 10 | ||
| 11 | ||
| 12 | Major second | -3.91 |
| 13 | ||
| 14 | ||
| 15 | ||
| 16 | ||
| 17 | ||
| 18 | Minor third | -6.55 |
| 19 | ||
| 20 | ||
| 21 | ||
| 22 | Major Third | -4.50 |
| 23 | ||
| 24 | ||
| 25 | ||
| 26 | ||
| 27 | ||
| 28 | Perfect fourth | -7.14 |
| 29 | ||
| 30 | ||
| 31 | ||
| 32 | ||
| 33 | Tritone | -8.41 |
| 34 | ||
| 35 | ||
| 36 | ||
| 37 | ||
| 38 | ||
| 39 | ||
| 40 | Perfect fifth | 7.14 |
| 41 | ||
| 42 | ||
| 43 | ||
| 44 | ||
| 45 | ||
| 46 | Minor sixth | 4.50 |
| 47 | ||
| 48 | ||
| 49 | ||
| 50 | Major sixth | 6.55 |
| 51 | ||
| 52 | ||
| 53 | ||
| 54 | ||
| 55 | ||
| 56 | ||
| 57 | Minor seventh | 0.59 |
| 58 | ||
| 59 | ||
| 60 | ||
| 61 | Major seventh | 2.64 |
| 62 | ||
| 63 | ||
| 64 | ||
| 65 | ||
| 66 | ||
| 67 | Perfect octave | 0.00 |
Comparison to 12 EDO
| Note | Interval | Diff (cents) |
|---|---|---|
| 1 | Unison | 0.00 |
| 2 | ||
| 3 | ||
| 4 | ||
| 5 | ||
| 6 | ||
| 7 | Minor second | 9.09 |
| 8 | ||
| 9 | ||
| 10 | ||
| 11 | ||
| 12 | Major second | 0.00 |
| 13 | ||
| 14 | ||
| 15 | ||
| 16 | ||
| 17 | ||
| 18 | Minor third | 9.09 |
| 19 | ||
| 20 | ||
| 21 | ||
| 22 | Major Third | -18.18 |
| 23 | ||
| 24 | ||
| 25 | ||
| 26 | ||
| 27 | ||
| 28 | Perfect fourth | -9.09 |
| 29 | ||
| 30 | ||
| 31 | ||
| 32 | ||
| 33 | Tritone | -18.18 |
| 34 | ||
| 35 | ||
| 36 | ||
| 37 | ||
| 38 | ||
| 39 | ||
| 40 | Perfect fifth | 9.09 |
| 41 | ||
| 42 | ||
| 43 | ||
| 44 | ||
| 45 | ||
| 46 | Minor sixth | 18.18 |
| 47 | ||
| 48 | ||
| 49 | ||
| 50 | Major sixth | -9.09 |
| 51 | ||
| 52 | ||
| 53 | ||
| 54 | ||
| 55 | ||
| 56 | ||
| 57 | Minor seventh | 18.18 |
| 58 | ||
| 59 | ||
| 60 | ||
| 61 | Major seventh | -9.09 |
| 62 | ||
| 63 | ||
| 64 | ||
| 65 | ||
| 66 | ||
| 67 | Perfect octave | 0.00 |