Physics of Music - Notes

Frequencies for equal-tempered scale, A4 = 438 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 16.28 2119.52
 C#0/Db0  17.25 2000.56
D0 18.27 1888.28
 D#0/Eb0  19.36 1782.30
E0 20.51 1682.26
F0 21.73 1587.85
 F#0/Gb0  23.02 1498.73
G0 24.39 1414.61
 G#0/Ab0  25.84 1335.21
A0 27.38 1260.27
 A#0/Bb0  29.00 1189.54
B0 30.73 1122.78
C1 32.55 1059.76
 C#1/Db1  34.49 1000.28
D1 36.54 944.14
 D#1/Eb1  38.71 891.15
E1 41.02 841.13
F1 43.46 793.92
 F#1/Gb1  46.04 749.36
G1 48.78 707.30
 G#1/Ab1  51.68 667.61
A1 54.75 630.14
 A#1/Bb1  58.01 594.77
B1 61.45 561.39
C2 65.11 529.88
 C#2/Db2  68.98 500.14
D2 73.08 472.07
 D#2/Eb2  77.43 445.57
E2 82.03 420.57
F2 86.91 396.96
 F#2/Gb2  92.08 374.68
G2 97.55 353.65
 G#2/Ab2  103.35 333.80
A2 109.50 315.07
 A#2/Bb2  116.01 297.39
B2 122.91 280.69
C3 130.22 264.94
 C#3/Db3  137.96 250.07
D3 146.16 236.03
 D#3/Eb3  154.86 222.79
E3 164.06 210.28
F3 173.82 198.48
 F#3/Gb3  184.16 187.34
G3 195.11 176.83
 G#3/Ab3  206.71 166.90
A3 219.00 157.53
 A#3/Bb3  232.02 148.69
B3 245.82 140.35
C4 260.44 132.47
 C#4/Db4  275.92 125.04
D4 292.33 118.02
 D#4/Eb4  309.71 111.39
E4 328.13 105.14
F4 347.64 99.24
 F#4/Gb4  368.31 93.67
G4 390.21 88.41
 G#4/Ab4  413.42 83.45
A4 438.00 78.77
 A#4/Bb4  464.04 74.35
B4 491.64 70.17
C5 520.87 66.24
 C#5/Db5  551.85 62.52
D5 584.66 59.01
 D#5/Eb5  619.43 55.70
E5 656.26 52.57
F5 695.28 49.62
 F#5/Gb5  736.63 46.84
G5 780.43 44.21
 G#5/Ab5  826.83 41.73
A5 876.00 39.38
 A#5/Bb5  928.09 37.17
B5 983.28 35.09
C6 1041.74 33.12
 C#6/Db6  1103.69 31.26
D6 1169.32 29.50
 D#6/Eb6  1238.85 27.85
E6 1312.52 26.29
F6 1390.56 24.81
 F#6/Gb6  1473.25 23.42
G6 1560.85 22.10
 G#6/Ab6  1653.67 20.86
A6 1752.00 19.69
 A#6/Bb6  1856.18 18.59
B6 1966.55 17.54
C7 2083.49 16.56
 C#7/Db7  2207.38 15.63
D7 2338.64 14.75
 D#7/Eb7  2477.70 13.92
E7 2625.03 13.14
F7 2781.13 12.41
 F#7/Gb7  2946.50 11.71
G7 3121.71 11.05
 G#7/Ab7  3307.34 10.43
A7 3504.00 9.85
 A#7/Bb7  3712.36 9.29
B7 3933.11 8.77
C8 4166.98 8.28
 C#8/Db8  4414.76 7.81
D8 4677.28 7.38
 D#8/Eb8  4955.40 6.96
E8 5250.07 6.57
F8 5562.25 6.20
 F#8/Gb8  5893.00 5.85
G8 6243.42 5.53
 G#8/Ab8  6614.67 5.22
A8 7008.00 4.92
 A#8/Bb8  7424.72 4.65
B8 7866.21 4.39

(To convert lengts 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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