Physics of Music - Notes

Frequencies for equal-tempered scale, A4 = 434 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 16.13 2139.06
 C#0/Db0  17.09 2019.00
D0 18.10 1905.68
 D#0/Eb0  19.18 1798.72
E0 20.32 1697.77
F0 21.53 1602.48
 F#0/Gb0  22.81 1512.54
G0 24.17 1427.65
 G#0/Ab0  25.60 1347.52
A0 27.12 1271.89
 A#0/Bb0  28.74 1200.50
B0 30.45 1133.12
C1 32.26 1069.53
 C#1/Db1  34.18 1009.50
D1 36.21 952.84
 D#1/Eb1  38.36 899.36
E1 40.64 848.88
F1 43.06 801.24
 F#1/Gb1  45.62 756.27
G1 48.33 713.82
 G#1/Ab1  51.21 673.76
A1 54.25 635.94
 A#1/Bb1  57.48 600.25
B1 60.89 566.56
C2 64.51 534.76
 C#2/Db2  68.35 504.75
D2 72.42 476.42
 D#2/Eb2  76.72 449.68
E2 81.28 424.44
F2 86.12 400.62
 F#2/Gb2  91.24 378.14
G2 96.66 356.91
 G#2/Ab2  102.41 336.88
A2 108.50 317.97
 A#2/Bb2  114.95 300.13
B2 121.79 283.28
C3 129.03 267.38
 C#3/Db3  136.70 252.37
D3 144.83 238.21
 D#3/Eb3  153.44 224.84
E3 162.57 212.22
F3 172.23 200.31
 F#3/Gb3  182.47 189.07
G3 193.32 178.46
 G#3/Ab3  204.82 168.44
A3 217.00 158.99
 A#3/Bb3  229.90 150.06
B3 243.57 141.64
C4 258.06 133.69
 C#4/Db4  273.40 126.19
D4 289.66 119.11
 D#4/Eb4  306.88 112.42
E4 325.13 106.11
F4 344.47 100.16
 F#4/Gb4  364.95 94.53
G4 386.65 89.23
 G#4/Ab4  409.64 84.22
A4 434.00 79.49
 A#4/Bb4  459.81 75.03
B4 487.15 70.82
C5 516.12 66.85
 C#5/Db5  546.81 63.09
D5 579.32 59.55
 D#5/Eb5  613.77 56.21
E5 650.27 53.06
F5 688.93 50.08
 F#5/Gb5  729.90 47.27
G5 773.30 44.61
 G#5/Ab5  819.28 42.11
A5 868.00 39.75
 A#5/Bb5  919.61 37.52
B5 974.30 35.41
C6 1032.23 33.42
 C#6/Db6  1093.61 31.55
D6 1158.64 29.78
 D#6/Eb6  1227.54 28.11
E6 1300.53 26.53
F6 1377.86 25.04
 F#6/Gb6  1459.80 23.63
G6 1546.60 22.31
 G#6/Ab6  1638.57 21.05
A6 1736.00 19.87
 A#6/Bb6  1839.23 18.76
B6 1948.59 17.71
C7 2064.46 16.71
 C#7/Db7  2187.22 15.77
D7 2317.28 14.89
 D#7/Eb7  2455.07 14.05
E7 2601.06 13.26
F7 2755.73 12.52
 F#7/Gb7  2919.59 11.82
G7 3093.20 11.15
 G#7/Ab7  3277.13 10.53
A7 3472.00 9.94
 A#7/Bb7  3678.46 9.38
B7 3897.19 8.85
C8 4128.93 8.36
 C#8/Db8  4374.44 7.89
D8 4634.56 7.44
 D#8/Eb8  4910.15 7.03
E8 5202.12 6.63
F8 5511.46 6.26
 F#8/Gb8  5839.18 5.91
G8 6186.40 5.58
 G#8/Ab8  6554.26 5.26
A8 6944.00 4.97
 A#8/Bb8  7356.91 4.69
B8 7794.38 4.43

(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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