27 EDO
Keyboard
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
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Note details
Note | Frequency (Hz) | Interval (cents) |
---|---|---|
1 | 440.00 | 0.00 |
2 | 451.44 | 44.44 |
3 | 463.18 | 88.89 |
4 | 475.23 | 133.33 |
5 | 487.58 | 177.78 |
6 | 500.26 | 222.22 |
7 | 513.27 | 266.67 |
8 | 526.62 | 311.11 |
9 | 540.31 | 355.56 |
10 | 554.37 | 400.00 |
11 | 568.78 | 444.44 |
12 | 583.57 | 488.89 |
13 | 598.75 | 533.33 |
14 | 614.32 | 577.78 |
15 | 630.29 | 622.22 |
16 | 646.68 | 666.67 |
17 | 663.50 | 711.11 |
18 | 680.75 | 755.56 |
19 | 698.46 | 800.00 |
20 | 716.62 | 844.44 |
21 | 735.25 | 888.89 |
22 | 754.37 | 933.33 |
23 | 773.99 | 977.78 |
24 | 794.12 | 1022.22 |
25 | 814.77 | 1066.67 |
26 | 835.96 | 1111.11 |
27 | 857.70 | 1155.56 |
28 | 880.00 | 1200.00 |
Comparison to just intonation
Note | Interval | Diff (cents) |
---|---|---|
1 | Unison | 0.00 |
2 | ||
3 | ||
4 | Minor second | 21.60 |
5 | ||
6 | Major second | 18.31 |
7 | ||
8 | Minor third | -4.53 |
9 | ||
10 | Major Third | 13.69 |
11 | ||
12 | Perfect fourth | -9.16 |
13 | ||
14 | Tritone | -12.45 |
15 | ||
16 | ||
17 | Perfect fifth | 9.16 |
18 | ||
19 | Minor sixth | -13.69 |
20 | ||
21 | Major sixth | 4.53 |
22 | ||
23 | ||
24 | Minor seventh | 4.63 |
25 | Major seventh | -21.60 |
26 | ||
27 | ||
28 | Perfect octave | 0.00 |
Comparison to 12 EDO
Note | Interval | Diff (cents) |
---|---|---|
1 | Unison | 0.00 |
2 | ||
3 | ||
4 | Minor second | 33.33 |
5 | ||
6 | Major second | 22.22 |
7 | ||
8 | Minor third | 11.11 |
9 | ||
10 | Major Third | 0.00 |
11 | ||
12 | Perfect fourth | -11.11 |
13 | ||
14 | Tritone | -22.22 |
15 | ||
16 | ||
17 | Perfect fifth | 11.11 |
18 | ||
19 | Minor sixth | 0.00 |
20 | ||
21 | Major sixth | -11.11 |
22 | ||
23 | ||
24 | Minor seventh | 22.22 |
25 | Major seventh | -33.33 |
26 | ||
27 | ||
28 | Perfect octave | 0.00 |