21 EDO
Keyboard
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
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Note details
Note | Frequency (Hz) | Interval (cents) |
---|---|---|
1 | 440.00 | 0.00 |
2 | 454.77 | 57.14 |
3 | 470.03 | 114.29 |
4 | 485.80 | 171.43 |
5 | 502.10 | 228.57 |
6 | 518.95 | 285.71 |
7 | 536.37 | 342.86 |
8 | 554.37 | 400.00 |
9 | 572.97 | 457.14 |
10 | 592.20 | 514.29 |
11 | 612.07 | 571.43 |
12 | 632.61 | 628.57 |
13 | 653.84 | 685.71 |
14 | 675.78 | 742.86 |
15 | 698.46 | 800.00 |
16 | 721.90 | 857.14 |
17 | 746.12 | 914.29 |
18 | 771.16 | 971.43 |
19 | 797.04 | 1028.57 |
20 | 823.78 | 1085.71 |
21 | 851.43 | 1142.86 |
22 | 880.00 | 1200.00 |
Comparison to just intonation
Note | Interval | Diff (cents) |
---|---|---|
1 | Unison | 0.00 |
2 | ||
3 | Minor second | 2.55 |
4 | ||
5 | Major second | 24.66 |
6 | ||
7 | Minor third | 27.22 |
8 | Major Third | 13.69 |
9 | ||
10 | Perfect fourth | 16.24 |
11 | Tritone | -18.80 |
12 | ||
13 | Perfect fifth | -16.24 |
14 | ||
15 | Minor sixth | -13.69 |
16 | Major sixth | -27.22 |
17 | ||
18 | ||
19 | Minor seventh | 10.98 |
20 | Major seventh | -2.55 |
21 | ||
22 | Perfect octave | 0.00 |
Comparison to 12 EDO
Note | Interval | Diff (cents) |
---|---|---|
1 | Unison | 0.00 |
2 | ||
3 | Minor second | 14.29 |
4 | ||
5 | Major second | 28.57 |
6 | ||
7 | Minor third | 42.86 |
8 | Major Third | 0.00 |
9 | ||
10 | Perfect fourth | 14.29 |
11 | Tritone | -28.57 |
12 | ||
13 | Perfect fifth | -14.29 |
14 | ||
15 | Minor sixth | 0.00 |
16 | Major sixth | -42.86 |
17 | ||
18 | ||
19 | Minor seventh | 28.57 |
20 | Major seventh | -14.29 |
21 | ||
22 | Perfect octave | 0.00 |