Physics of Music - Notes

Frequencies for equal-tempered scale, A4 = 446 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 16.57 2081.50
 C#0/Db0  17.56 1964.68
D0 18.60 1854.41
 D#0/Eb0  19.71 1750.33
E0 20.88 1652.09
F0 22.12 1559.36
 F#0/Gb0  23.44 1471.84
G0 24.83 1389.24
 G#0/Ab0  26.31 1311.26
A0 27.88 1237.67
 A#0/Bb0  29.53 1168.20
B0 31.29 1102.64
C1 33.15 1040.75
 C#1/Db1  35.12 982.34
D1 37.21 927.20
 D#1/Eb1  39.42 875.16
E1 41.77 826.04
F1 44.25 779.68
 F#1/Gb1  46.88 735.92
G1 49.67 694.62
 G#1/Ab1  52.62 655.63
A1 55.75 618.83
 A#1/Bb1  59.07 584.10
B1 62.58 551.32
C2 66.30 520.38
 C#2/Db2  70.24 491.17
D2 74.42 463.60
 D#2/Eb2  78.84 437.58
E2 83.53 413.02
F2 88.50 389.84
 F#2/Gb2  93.76 367.96
G2 99.34 347.31
 G#2/Ab2  105.24 327.82
A2 111.50 309.42
 A#2/Bb2  118.13 292.05
B2 125.15 275.66
C3 132.60 260.19
 C#3/Db3  140.48 245.58
D3 148.83 231.80
 D#3/Eb3  157.68 218.79
E3 167.06 206.51
F3 177.00 194.92
 F#3/Gb3  187.52 183.98
G3 198.67 173.65
 G#3/Ab3  210.48 163.91
A3 223.00 154.71
 A#3/Bb3  236.26 146.03
B3 250.31 137.83
C4 265.19 130.09
 C#4/Db4  280.96 122.79
D4 297.67 115.90
 D#4/Eb4  315.37 109.40
E4 334.12 103.26
F4 353.99 97.46
 F#4/Gb4  375.04 91.99
G4 397.34 86.83
 G#4/Ab4  420.97 81.95
A4 446.00 77.35
 A#4/Bb4  472.52 73.01
B4 500.62 68.91
C5 530.39 65.05
 C#5/Db5  561.92 61.40
D5 595.34 57.95
 D#5/Eb5  630.74 54.70
E5 668.24 51.63
F5 707.98 48.73
 F#5/Gb5  750.08 46.00
G5 794.68 43.41
 G#5/Ab5  841.94 40.98
A5 892.00 38.68
 A#5/Bb5  945.04 36.51
B5 1001.24 34.46
C6 1060.77 32.52
 C#6/Db6  1123.85 30.70
D6 1190.68 28.98
 D#6/Eb6  1261.48 27.35
E6 1336.49 25.81
F6 1415.96 24.37
 F#6/Gb6  1500.16 23.00
G6 1589.36 21.71
 G#6/Ab6  1683.87 20.49
A6 1784.00 19.34
 A#6/Bb6  1890.08 18.25
B6 2002.47 17.23
C7 2121.54 16.26
 C#7/Db7  2247.70 15.35
D7 2381.35 14.49
 D#7/Eb7  2522.96 13.67
E7 2672.98 12.91
F7 2831.92 12.18
 F#7/Gb7  3000.32 11.50
G7 3178.73 10.85
 G#7/Ab7  3367.74 10.24
A7 3568.00 9.67
 A#7/Bb7  3780.16 9.13
B7 4004.95 8.61
C8 4243.09 8.13
 C#8/Db8  4495.40 7.67
D8 4762.71 7.24
 D#8/Eb8  5045.91 6.84
E8 5345.96 6.45
F8 5663.85 6.09
 F#8/Gb8  6000.64 5.75
G8 6357.45 5.43
 G#8/Ab8  6735.49 5.12
A8 7136.00 4.83
 A#8/Bb8  7560.33 4.56
B8 8009.89 4.31

(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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