Physics of Music - Notes

Frequencies for equal-tempered scale, A4 = 440 Hz

Other tuning choices, A4 =
 432   434   436   438   440   442   444   446 

Speed of Sound = 345 m/s = 1130 ft/s = 770 miles/hr
More about Speed of Sound

("Middle C" is C4 )

NoteFrequency (Hz)Wavelength (cm)
C0 16.35 2109.89
 C#0/Db0  17.32 1991.47
D0 18.35 1879.69
 D#0/Eb0  19.45 1774.20
E0 20.60 1674.62
F0 21.83 1580.63
 F#0/Gb0  23.12 1491.91
G0 24.50 1408.18
 G#0/Ab0  25.96 1329.14
A0 27.50 1254.55
 A#0/Bb0  29.14 1184.13
B0 30.87 1117.67
C1 32.70 1054.94
 C#1/Db1  34.65 995.73
D1 36.71 939.85
 D#1/Eb1  38.89 887.10
E1 41.20 837.31
F1 43.65 790.31
 F#1/Gb1  46.25 745.96
G1 49.00 704.09
 G#1/Ab1  51.91 664.57
A1 55.00 627.27
 A#1/Bb1  58.27 592.07
B1 61.74 558.84
C2 65.41 527.47
 C#2/Db2  69.30 497.87
D2 73.42 469.92
 D#2/Eb2  77.78 443.55
E2 82.41 418.65
F2 87.31 395.16
 F#2/Gb2  92.50 372.98
G2 98.00 352.04
 G#2/Ab2  103.83 332.29
A2 110.00 313.64
 A#2/Bb2  116.54 296.03
B2 123.47 279.42
C3 130.81 263.74
 C#3/Db3  138.59 248.93
D3 146.83 234.96
 D#3/Eb3  155.56 221.77
E3 164.81 209.33
F3 174.61 197.58
 F#3/Gb3  185.00 186.49
G3 196.00 176.02
 G#3/Ab3  207.65 166.14
A3 220.00 156.82
 A#3/Bb3  233.08 148.02
B3 246.94 139.71
C4 261.63 131.87
 C#4/Db4  277.18 124.47
D4 293.66 117.48
 D#4/Eb4  311.13 110.89
E4 329.63 104.66
F4 349.23 98.79
 F#4/Gb4  369.99 93.24
G4 392.00 88.01
 G#4/Ab4  415.30 83.07
A4 440.00 78.41
 A#4/Bb4  466.16 74.01
B4 493.88 69.85
C5 523.25 65.93
 C#5/Db5  554.37 62.23
D5 587.33 58.74
 D#5/Eb5  622.25 55.44
E5 659.25 52.33
F5 698.46 49.39
 F#5/Gb5  739.99 46.62
G5 783.99 44.01
 G#5/Ab5  830.61 41.54
A5 880.00 39.20
 A#5/Bb5  932.33 37.00
B5 987.77 34.93
C6 1046.50 32.97
 C#6/Db6  1108.73 31.12
D6 1174.66 29.37
 D#6/Eb6  1244.51 27.72
E6 1318.51 26.17
F6 1396.91 24.70
 F#6/Gb6  1479.98 23.31
G6 1567.98 22.00
 G#6/Ab6  1661.22 20.77
A6 1760.00 19.60
 A#6/Bb6  1864.66 18.50
B6 1975.53 17.46
C7 2093.00 16.48
 C#7/Db7  2217.46 15.56
D7 2349.32 14.69
 D#7/Eb7  2489.02 13.86
E7 2637.02 13.08
F7 2793.83 12.35
 F#7/Gb7  2959.96 11.66
G7 3135.96 11.00
 G#7/Ab7  3322.44 10.38
A7 3520.00 9.80
 A#7/Bb7  3729.31 9.25
B7 3951.07 8.73
C8 4186.01 8.24
 C#8/Db8  4434.92 7.78
D8 4698.63 7.34
 D#8/Eb8  4978.03 6.93
E8 5274.04 6.54
F8 5587.65 6.17
 F#8/Gb8  5919.91 5.83
G8 6271.93 5.50
 G#8/Ab8  6644.88 5.19
A8 7040.00 4.90
 A#8/Bb8  7458.62 4.63
B8 7902.13 4.37

(To convert lengths in cm to inches, divide by 2.54)

More information on the equal tempered scale
Equations used for this table

Questions/Comments to: suits@mtu.edu


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