| F_CPU (Hz) | 8000000 | ||||||
| \ | |||||||
| Key Number | Name | Freq. (Hz) | 1024 | 256 | 64 | 8 | 1 |
| 88 | C8 Eighth octave | 4186.01 | 0 | 3 | 14 | 118 | 955 |
| 87 | B7 | 3951.07 | 0 | 3 | 15 | 126 | 1011 |
| 86 | A♯7/B♭7 | 3729.31 | 0 | 3 | 16 | 133 | 1072 |
| 85 | A7 | 3520 | 0 | 3 | 17 | 141 | 1135 |
| 84 | G♯7/A♭7 | 3322.44 | 0 | 4 | 18 | 149 | 1203 |
| 83 | G7 | 3135.96 | 0 | 4 | 19 | 158 | 1275 |
| 82 | F♯7/G♭7 | 2959.96 | 0 | 4 | 20 | 168 | 1350 |
| 81 | F7 | 2793.83 | 0 | 5 | 21 | 178 | 1431 |
| 80 | E7 | 2637.02 | 0 | 5 | 23 | 189 | 1516 |
| 79 | D♯7/E♭7 | 2489.02 | 1 | 5 | 24 | 200 | 1606 |
| 78 | D7 | 2349.32 | 1 | 6 | 26 | 212 | 1702 |
| 77 | C♯7/D♭7 | 2217.46 | 1 | 6 | 27 | 224 | 1803 |
| 76 | C7 Double high C | 2093 | 1 | 6 | 29 | 238 | 1910 |
| 75 | B6 | 1975.53 | 1 | 7 | 31 | 252 | 2024 |
| 74 | A♯6/B♭6 | 1864.66 | 1 | 7 | 33 | 267 | 2144 |
| 73 | A6 | 1760 | 1 | 8 | 35 | 283 | 2272 |
| 72 | G♯6/A♭6 | 1661.22 | 1 | 8 | 37 | 300 | 2407 |
| 71 | G6 | 1567.98 | 1 | 9 | 39 | 318 | 2550 |
| 70 | F♯6/G♭6 | 1479.98 | 2 | 10 | 41 | 337 | 2702 |
| 69 | F6 | 1396.91 | 2 | 10 | 44 | 357 | 2862 |
| 68 | E6 | 1318.51 | 2 | 11 | 46 | 378 | 3033 |
| 67 | D♯6/E♭6 | 1244.51 | 2 | 12 | 49 | 401 | 3213 |
| 66 | D6 | 1174.66 | 2 | 12 | 52 | 425 | 3404 |
| 65 | C♯6/D♭6 | 1108.73 | 3 | 13 | 55 | 450 | 3607 |
| 64 | C6 Soprano C (High C) | 1046.5 | 3 | 14 | 59 | 477 | 3821 |
| 63 | B5 | 987.767 | 3 | 15 | 62 | 505 | 4049 |
| 62 | A♯5/B♭5 | 932.328 | 3 | 16 | 66 | 535 | 4289 |
| 61 | A5 | 880 | 3 | 17 | 70 | 567 | 4544 |
| 60 | G♯5/A♭5 | 830.609 | 4 | 18 | 74 | 601 | 4815 |
| 59 | G5 | 783.991 | 4 | 19 | 79 | 637 | 5101 |
| 58 | F♯5/G♭5 | 739.989 | 4 | 20 | 83 | 675 | 5404 |
| 57 | F5 | 698.456 | 5 | 21 | 88 | 715 | 5726 |
| 56 | E5 | 659.255 | 5 | 23 | 94 | 757 | 6066 |
| 55 | D♯5/E♭5 | 622.254 | 5 | 24 | 99 | 803 | 6427 |
| 54 | D5 | 587.33 | 6 | 26 | 105 | 850 | 6809 |
| 53 | C♯5/D♭5 | 554.365 | 6 | 27 | 112 | 901 | 7214 |
| 52 | C5 Tenor C | 523.251 | 6 | 29 | 118 | 955 | 7644 |
| 51 | B4 | 493.883 | 7 | 31 | 126 | 1011 | 8098 |
| 50 | A♯4/B♭4 | 466.164 | 7 | 33 | 133 | 1072 | 8580 |
| 49 | A4 A440 | 440 | 8 | 35 | 141 | 1135 | 9090 |
| 48 | G♯4/A♭4 | 415.305 | 8 | 37 | 149 | 1203 | 9630 |
| 47 | G4 | 391.995 | 9 | 39 | 158 | 1275 | 10203 |
| 46 | F♯4/G♭4 | 369.994 | 10 | 41 | 168 | 1350 | 10810 |
| 45 | F4 | 349.228 | 10 | 44 | 178 | 1431 | 11453 |
| 44 | E4 | 329.628 | 11 | 46 | 189 | 1516 | 12134 |
| 43 | D♯4/E♭4 | 311.127 | 12 | 49 | 200 | 1606 | 12855 |
| 42 | D4 | 293.665 | 12 | 52 | 212 | 1702 | 13620 |
| 41 | C♯4/D♭4 | 277.183 | 13 | 55 | 224 | 1803 | 14430 |
| 40 | C4 Middle C | 261.626 | 14 | 59 | 238 | 1910 | 15288 |
| 39 | B3 | 246.942 | 15 | 62 | 252 | 2024 | 16197 |
| 38 | A♯3/B♭3 | 233.082 | 16 | 66 | 267 | 2144 | 17160 |
| 37 | A3 | 220 | 17 | 70 | 283 | 2272 | 18181 |
| 36 | G♯3/A♭3 | 207.652 | 18 | 74 | 300 | 2407 | 19262 |
| 35 | G3 | 195.998 | 19 | 79 | 318 | 2550 | 20407 |
| 34 | F♯3/G♭3 | 184.997 | 20 | 83 | 337 | 2702 | 21621 |
| 33 | F3 | 174.614 | 21 | 88 | 357 | 2862 | 22907 |
| 32 | E3 | 164.814 | 23 | 94 | 378 | 3033 | 24269 |
| 31 | D♯3/E♭3 | 155.563 | 24 | 99 | 401 | 3213 | 25712 |
| 30 | D3 | 146.832 | 26 | 105 | 425 | 3404 | 27241 |
| 29 | C♯3/D♭3 | 138.591 | 27 | 112 | 450 | 3607 | 28861 |
| 28 | C3 Low C | 130.813 | 29 | 118 | 477 | 3821 | 30577 |
| 27 | B2 | 123.471 | 31 | 126 | 505 | 4049 | 32395 |
| 26 | A♯2/B♭2 | 116.541 | 33 | 133 | 535 | 4289 | 34322 |
| 25 | A2 | 110 | 35 | 141 | 567 | 4544 | 36363 |
| 24 | G♯2/A♭2 | 103.826 | 37 | 149 | 601 | 4815 | 38525 |
| 23 | G2 | 97.9989 | 39 | 158 | 637 | 5101 | 40816 |
| 22 | F♯2/G♭2 | 92.4986 | 41 | 168 | 675 | 5404 | 43243 |
| 21 | F2 | 87.3071 | 44 | 178 | 715 | 5726 | 45814 |
| 20 | E2 | 82.4069 | 46 | 189 | 757 | 6066 | 48539 |
| 19 | D♯2/E♭2 | 77.7817 | 49 | 200 | 803 | 6427 | 51425 |
| 18 | D2 | 73.4162 | 52 | 212 | 850 | 6809 | 54483 |
| 17 | C♯2/D♭2 | 69.2957 | 55 | 224 | 901 | 7214 | 57723 |
| 16 | C2 Deep C | 65.4064 | 59 | 238 | 955 | 7644 | 61155 |
| 15 | B1 | 61.7354 | 62 | 252 | 1011 | 8098 | 64792 |
| 14 | A♯1/B♭1 | 58.2705 | 66 | 267 | 1072 | 8580 | 68644 |
| 13 | A1 | 55 | 70 | 283 | 1135 | 9090 | 72726 |
| 12 | G♯1/A♭1 | 51.9131 | 74 | 300 | 1203 | 9630 | 77051 |
| 11 | G1 | 48.9994 | 79 | 318 | 1275 | 10203 | 81633 |
| 10 | F♯1/G♭1 | 46.2493 | 83 | 337 | 1350 | 10810 | 86487 |
| 9 | F1 | 43.6535 | 88 | 357 | 1431 | 11453 | 91630 |
| 8 | E1 | 41.2034 | 94 | 378 | 1516 | 12134 | 97078 |
| 7 | D♯1/E♭1 | 38.8909 | 99 | 401 | 1606 | 12855 | 102851 |
| 6 | D1 | 36.7081 | 105 | 425 | 1702 | 13620 | 108967 |
| 5 | C♯1/D♭1 | 34.6478 | 112 | 450 | 1803 | 14430 | 115446 |
| 4 | C1 Pedal C | 32.7032 | 118 | 477 | 1910 | 15288 | 122311 |
| 3 | B0 | 30.8677 | 126 | 505 | 2024 | 16197 | 129584 |
| 2 | A♯0/B♭0 | 29.1352 | 133 | 535 | 2144 | 17160 | 137290 |
| 1 | A0 Double Pedal A | 27.5 | 141 | 567 | 2272 | 18181 | 145454 |