Global reference data for producers and performers.
| Note | MIDI # | Freq |
|---|---|---|
| A0 | 21 | 27.5 Hz |
| B-0 | 22 | 29.14 Hz |
| B0 | 23 | 30.87 Hz |
| C1 | 24 | 32.7 Hz |
| C#1 | 25 | 34.65 Hz |
| D1 | 26 | 36.71 Hz |
| E-1 | 27 | 38.89 Hz |
| E1 | 28 | 41.2 Hz |
| F1 | 29 | 43.65 Hz |
| F#1 | 30 | 46.25 Hz |
| G1 | 31 | 49.0 Hz |
| G#1 | 32 | 51.91 Hz |
| A1 | 33 | 55.0 Hz |
| B-1 | 34 | 58.27 Hz |
| B1 | 35 | 61.74 Hz |
| C2 | 36 | 65.41 Hz |
| C#2 | 37 | 69.3 Hz |
| D2 | 38 | 73.42 Hz |
| E-2 | 39 | 77.78 Hz |
| E2 | 40 | 82.41 Hz |
| F2 | 41 | 87.31 Hz |
| F#2 | 42 | 92.5 Hz |
| G2 | 43 | 98.0 Hz |
| G#2 | 44 | 103.83 Hz |
| A2 | 45 | 110.0 Hz |
| B-2 | 46 | 116.54 Hz |
| B2 | 47 | 123.47 Hz |
| C3 | 48 | 130.81 Hz |
| C#3 | 49 | 138.59 Hz |
| D3 | 50 | 146.83 Hz |
| E-3 | 51 | 155.56 Hz |
| E3 | 52 | 164.81 Hz |
| F3 | 53 | 174.61 Hz |
| F#3 | 54 | 185.0 Hz |
| G3 | 55 | 196.0 Hz |
| G#3 | 56 | 207.65 Hz |
| A3 | 57 | 220.0 Hz |
| B-3 | 58 | 233.08 Hz |
| B3 | 59 | 246.94 Hz |
| C4 | 60 | 261.63 Hz |
| C#4 | 61 | 277.18 Hz |
| D4 | 62 | 293.66 Hz |
| E-4 | 63 | 311.13 Hz |
| E4 | 64 | 329.63 Hz |
| F4 | 65 | 349.23 Hz |
| F#4 | 66 | 369.99 Hz |
| G4 | 67 | 392.0 Hz |
| G#4 | 68 | 415.3 Hz |
| A4 | 69 | 440.0 Hz |
| B-4 | 70 | 466.16 Hz |
| B4 | 71 | 493.88 Hz |
| C5 | 72 | 523.25 Hz |
| C#5 | 73 | 554.37 Hz |
| D5 | 74 | 587.33 Hz |
| E-5 | 75 | 622.25 Hz |
| E5 | 76 | 659.26 Hz |
| F5 | 77 | 698.46 Hz |
| F#5 | 78 | 739.99 Hz |
| G5 | 79 | 783.99 Hz |
| G#5 | 80 | 830.61 Hz |
| A5 | 81 | 880.0 Hz |
| B-5 | 82 | 932.33 Hz |
| B5 | 83 | 987.77 Hz |
| C6 | 84 | 1046.5 Hz |
| C#6 | 85 | 1108.73 Hz |
| D6 | 86 | 1174.66 Hz |
| E-6 | 87 | 1244.51 Hz |
| E6 | 88 | 1318.51 Hz |
| F6 | 89 | 1396.91 Hz |
| F#6 | 90 | 1479.98 Hz |
| G6 | 91 | 1567.98 Hz |
| G#6 | 92 | 1661.22 Hz |
| A6 | 93 | 1760.0 Hz |
| B-6 | 94 | 1864.66 Hz |
| B6 | 95 | 1975.53 Hz |
| C7 | 96 | 2093.0 Hz |
| C#7 | 97 | 2217.46 Hz |
| D7 | 98 | 2349.32 Hz |
| E-7 | 99 | 2489.02 Hz |
| E7 | 100 | 2637.02 Hz |
| F7 | 101 | 2793.83 Hz |
| F#7 | 102 | 2959.96 Hz |
| G7 | 103 | 3135.96 Hz |
| G#7 | 104 | 3322.44 Hz |
| A7 | 105 | 3520.0 Hz |
| B-7 | 106 | 3729.31 Hz |
| B7 | 107 | 3951.07 Hz |
| C8 | 108 | 4186.01 Hz |