Physics of Music - Notes

Frequencies for equal-tempered scale, A4 = 442 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 16.43 2100.34
 C#0/Db0  17.40 1982.46
D0 18.44 1871.19
 D#0/Eb0  19.53 1766.17
E0 20.70 1667.04
F0 21.93 1573.48
 F#0/Gb0  23.23 1485.16
G0 24.61 1401.81
 G#0/Ab0  26.07 1323.13
A0 27.62 1248.87
 A#0/Bb0  29.27 1178.78
B0 31.01 1112.62
C1 32.85 1050.17
 C#1/Db1  34.81 991.23
D1 36.87 935.59
 D#1/Eb1  39.07 883.08
E1 41.39 833.52
F1 43.85 786.74
 F#1/Gb1  46.46 742.58
G1 49.22 700.90
 G#1/Ab1  52.15 661.57
A1 55.25 624.43
 A#1/Bb1  58.54 589.39
B1 62.02 556.31
C2 65.70 525.08
 C#2/Db2  69.61 495.61
D2 73.75 467.80
 D#2/Eb2  78.14 441.54
E2 82.78 416.76
F2 87.70 393.37
 F#2/Gb2  92.92 371.29
G2 98.44 350.45
 G#2/Ab2  104.30 330.78
A2 110.50 312.22
 A#2/Bb2  117.07 294.69
B2 124.03 278.15
C3 131.41 262.54
 C#3/Db3  139.22 247.81
D3 147.50 233.90
 D#3/Eb3  156.27 220.77
E3 165.56 208.38
F3 175.41 196.68
 F#3/Gb3  185.84 185.65
G3 196.89 175.23
 G#3/Ab3  208.60 165.39
A3 221.00 156.11
 A#3/Bb3  234.14 147.35
B3 248.06 139.08
C4 262.81 131.27
 C#4/Db4  278.44 123.90
D4 295.00 116.95
 D#4/Eb4  312.54 110.39
E4 331.13 104.19
F4 350.82 98.34
 F#4/Gb4  371.68 92.82
G4 393.78 87.61
 G#4/Ab4  417.19 82.70
A4 442.00 78.05
 A#4/Bb4  468.28 73.67
B4 496.13 69.54
C5 525.63 65.64
 C#5/Db5  556.88 61.95
D5 590.00 58.47
 D#5/Eb5  625.08 55.19
E5 662.25 52.10
F5 701.63 49.17
 F#5/Gb5  743.35 46.41
G5 787.55 43.81
 G#5/Ab5  834.38 41.35
A5 884.00 39.03
 A#5/Bb5  936.57 36.84
B5 992.26 34.77
C6 1051.26 32.82
 C#6/Db6  1113.77 30.98
D6 1180.00 29.24
 D#6/Eb6  1250.16 27.60
E6 1324.50 26.05
F6 1403.26 24.59
 F#6/Gb6  1486.70 23.21
G6 1575.11 21.90
 G#6/Ab6  1668.77 20.67
A6 1768.00 19.51
 A#6/Bb6  1873.13 18.42
B6 1984.51 17.38
C7 2102.52 16.41
 C#7/Db7  2227.54 15.49
D7 2360.00 14.62
 D#7/Eb7  2500.33 13.80
E7 2649.01 13.02
F7 2806.52 12.29
 F#7/Gb7  2973.41 11.60
G7 3150.22 10.95
 G#7/Ab7  3337.54 10.34
A7 3536.00 9.76
 A#7/Bb7  3746.26 9.21
B7 3969.03 8.69
C8 4205.03 8.20
 C#8/Db8  4455.08 7.74
D8 4719.99 7.31
 D#8/Eb8  5000.66 6.90
E8 5298.01 6.51
F8 5613.05 6.15
 F#8/Gb8  5946.82 5.80
G8 6300.44 5.48
 G#8/Ab8  6675.08 5.17
A8 7072.00 4.88
 A#8/Bb8  7492.52 4.60
B8 7938.05 4.35

(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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