| Tone |
Frequency Hz |
Interval reference |
Ratio | Interval |
| Db0 | 17 | Db0 17 Hz | 1/1 | prime |
| D0 | 18,13 | Db0 17 Hz | 16/15 | minor second |
| Eb0 | 19,13 | Db0 17 Hz | 9/8 | major second |
| E0 | 20,4 | Db0 17 Hz | 6/5 | minor third |
| F0 | 21,25 | Db0 17 Hz | 5/4 | major third |
| Gb0 | 22,67 | Db0 17 Hz | 4/3 | perfect fourth |
| G0 | 23,91 | Db0 17 Hz | 45/32 | augmented fourth |
| Ab0 | 25,5 | Db0 17 Hz | 3/2 | perfect fifth |
| A0 | 27,2 | Db0 17 Hz | 8/5 | minor sixth |
| Bb0 | 28,33 | Db017 Hz | 5/3 | major sixth |
| B0 | 30,6 | Db0 17 Hz | 9/5 | minor seventh |
| C1 | 31,88 | Db0 17 Hz | 15/8 | major seventh |
| Db1 | 34 | Db1 34 Hz | 1/1 | prime |
| D1 | 36,27 | Db1 34 Hz | 16/15 | minor second |
| Eb1 | 38,25 | Db1 34 Hz | 9/8 | major second |
| E1 | 40,8 | Db1 34 Hz | 6/5 | minor third |
| F1 | 42,5 | Db1 34 Hz | 5/4 | major third |
| Gb1 | 45,33 | Db1 34 Hz | 4/3 | perfect fourth |
| G1 | 47,81 | Db1 34 Hz | 45/32 | augmented fourth |
| Ab1 | 51 | Db1 34 Hz | 3/2 | perfect fifth |
| A1 | 54,4 | Db1 34 Hz | 8/5 | minor sixth |
| Bb1 | 56,67 | Db1 34 Hz | 5/3 | major sixth |
| B1 | 61,2 | Db1 34 Hz | 9/5 | minor seventh |
| C2 | 63,75 | Db1 34 Hz | 15/8 | major seventh |
| Db2 | 68 | Db2 68 Hz | 1/1 | prime |
| D2 | 72,53 | Db2 68 Hz | 16/15 | minor second |
| Eb2 | 76,5 | Db2 68 Hz | 9/8 | major second |
| E2 | 81,6 | Db2 68 Hz | 6/5 | minor third |
| F2 | 85 | Db2 68 Hz | 5/4 | major third |
| Gb2 | 90,67 | Db2 68 Hz | 4/3 | perfect fourth |
| G2 | 95,63 | Db2 68 Hz | 45/32 | augmented fourth |
| Ab2 | 102 | Db2 68 Hz | 3/2 | perfect fifth |
| A2 | 108,8 | Db2 68 Hz | 8/5 | minor sixth |
| Bb2 | 113,33 | Db2 68 Hz | 5/3 | major sixth |
| B2 | 122,4 | Db2 68 Hz | 9/5 | minor seventh |
| C3 | 127,5 | Db2 68 Hz | 15/8 | major seventh |
| Db3 | 136 | Db3 136 Hz | 1/1 | prime |
| D3 | 145,07 | Db3 136 Hz | 16/15 | minor second |
| Eb3 | 153 | Db3 136 Hz | 9/8 | major second |
| E3 | 163,2 | Db3 136 Hz | 6/5 | minor third |
| F3 | 170 | Db3 136 Hz | 5/4 | major third |
| Gb3 | 181,33 | Db3 136 Hz | 4/3 | perfect fourth |
| G3 | 191,25 | Db3 136 Hz | 45/32 | augmented fourth |
| Ab3 | 204 | Db3 136 Hz | 3/2 | perfect fifth |
| A3 | 217,6 | Db3 136 Hz | 8/5 | minor sixth |
| Bb3 | 226,67 | Db3 136 Hz | 5/3 | major sixth |
| B3 | 244,8 | Db3 136 Hz | 9/5 | minor seventh |
| C4 | 255 | Db3 136 Hz | 15/8 | major seventh |
| Db4 | 272 | Db4 272 Hz | 1/1 | prime |
| D4 | 290,13 | Db4 272 Hz | 16/15 | minor second |
| Eb4 | 306 | Db4 272 Hz | 9/8 | major second |
| E4 | 326,4 | Db4 272 Hz | 6/5 | minor third |
| F4 | 340 | Db4 272 Hz | 5/4 | major third |
| Gb4 | 362,67 | Db4 272 Hz | 4/3 | perfect fourth |
| G4 | 382,5 | Db4 272 Hz | 45/32 | augmented fourth |
| Ab4 | 408 | Db4 272 Hz | 3/2 | perfect fifth |
| A4 | 435,2 | Db4 272 Hz | 8/5 | minor sixth |
| Bb4 | 453,33 | Db4 272 Hz | 5/3 | major sixth |
| B4 | 489,6 | Db4 272 Hz | 9/5 | minor seventh |
| C5 | 510 | Db4 272 Hz | 15/8 | major seventh |
| Db5 | 544 | Db5 544 Hz | 1/1 | prime |
| D5 | 580,27 | Db5 544 Hz | 16/15 | minor second |
| Eb5 | 612 | Db5 544 Hz | 9/8 | major second |
| E5 | 652,8 | Db5 544 Hz | 6/5 | minor third |
| F5 | 680 | Db5 544 Hz | 5/4 | major third |
| Gb5 | 725,33 | Db5 544 Hz | 4/3 | perfect fourth |
| G5 | 765 | Db5 544 Hz | 45/32 | augmented fourth |
| Ab5 | 816 | Db5 544 Hz | 3/2 | perfect fifth |
| A5 | 870,4 | Db5 544 Hz | 8/5 | minor sixth |
| Bb5 | 906,67 | Db5 544 Hz | 5/3 | major sixth |
| B5 | 979,2 | Db5 544 Hz | 9/5 | minor seventh |
| C6 | 1020 | Db5 544 Hz | 15/8 | major seventh |
| Db6 | 1088 | Db6 1088 Hz | 1/1 | prime |
| D6 | 1160,53 | Db6 1088 Hz | 16/15 | minor second |
| Eb6 | 1224 | Db6 1088 Hz | 9/8 | major second |
| E6 | 1305,6 | Db6 1088 Hz | 6/5 | minor third |
| F6 | 1360 | Db6 1088 Hz | 5/4 | major third |
| Gb6 | 1450,67 | Db6 1088 Hz | 4/3 | perfect fourth |
| G6 | 1530 | Db6 1088 Hz | 45/32 | augmented fourth |
| Ab6 | 1632 | Db6 1088 Hz | 3/2 | perfect fifth |
| A6 | 1740,80 | Db6 1088 Hz | 8/5 | minor sixth |
| Bb6 | 1813,33 | Db6 1088 Hz | 5/3 | major sixth |
| B6 | 1958,40 | Db6 1088 Hz | 9/5 | minor seventh |
| C7 | 2040 | Db6 1088 Hz | 15/8 | major seventh |
| Db7 | 2176 | Db7 2176 Hz | 1/1 | prime |
| D7 | 2321,07 | Db7 2176 Hz | 16/15 | minor second |
| Eb7 | 2448 | Db7 2176 Hz | 9/8 | major second |
| E7 | 2611,2 | Db7 2176 Hz | 6/5 | minor third |
| F7 | 2720 | Db7 2176 Hz | 5/4 | major third |
| Gb7 | 2901,33 | Db7 2176 Hz | 4/3 | perfect fourth |
| G7 | 3060 | Db7 2176 Hz | 45/32 | augmented fourth |
| Ab7 | 3264 | Db7 2176 Hz | 3/2 | perfect fifth |
| A7 | 3481,6 | Db7 2176 Hz | 8/5 | minor sixth |
| Bb7 | 3626,67 | Db7 2176 Hz | 5/3 | major sixth |
| B7 | 3916,8 | Db7 2176 Hz | 9/5 | minor seventh |
| C8 | 4080 | Db7 2176 Hz | 15/8 | major seventh |