Pythagorean tuning
Keyboard
1
2
3
4
5
6
7
8
9
10
11
12
13
Play scales and chords
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Note details
| Note | Frequency (Hz) | Interval (cents) |
|---|---|---|
| 1 | 440.00 | 0.00 |
| 2 | 469.86 | 113.69 |
| 3 | 495.00 | 203.91 |
| 4 | 521.48 | 294.14 |
| 5 | 556.88 | 407.82 |
| 6 | 586.67 | 498.05 |
| 7 | 626.48 | 611.73 |
| 8 | 660.00 | 701.95 |
| 9 | 704.79 | 815.64 |
| 10 | 742.50 | 905.87 |
| 11 | 782.22 | 996.09 |
| 12 | 835.31 | 1109.78 |
| 13 | 880.00 | 1200.00 |
Comparison to just intonation
| Note | Interval | Diff (cents) |
|---|---|---|
| 1 | Unison | 0.00 |
| 2 | Minor second | 1.95 |
| 3 | Major second | 0.00 |
| 4 | Minor third | -21.51 |
| 5 | Major Third | 21.51 |
| 6 | Perfect fourth | 0.00 |
| 7 | Tritone | 21.51 |
| 8 | Perfect fifth | 0.00 |
| 9 | Minor sixth | 1.95 |
| 10 | Major sixth | 21.51 |
| 11 | Minor seventh | -21.51 |
| 12 | Major seventh | 21.51 |
| 13 | Perfect octave | 0.00 |
Comparison to 12 EDO
| Note | Interval | Diff (cents) |
|---|---|---|
| 1 | Unison | 0.00 |
| 2 | Minor second | 13.68 |
| 3 | Major second | 3.91 |
| 4 | Minor third | -5.86 |
| 5 | Major Third | 7.82 |
| 6 | Perfect fourth | -1.95 |
| 7 | Tritone | 11.73 |
| 8 | Perfect fifth | 1.95 |
| 9 | Minor sixth | 15.64 |
| 10 | Major sixth | 5.87 |
| 11 | Minor seventh | -3.91 |
| 12 | Major seventh | 9.78 |
| 13 | Perfect octave | 0.00 |