Physics of Music - Notes

Frequencies for equal-tempered scale, A4 = 444 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 16.50 2090.88
 C#0/Db0  17.48 1973.53
D0 18.52 1862.76
 D#0/Eb0  19.62 1758.21
E0 20.79 1659.53
F0 22.03 1566.39
 F#0/Gb0  23.33 1478.47
G0 24.72 1395.49
 G#0/Ab0  26.19 1317.17
A0 27.75 1243.24
 A#0/Bb0  29.40 1173.47
B0 31.15 1107.60
C1 33.00 1045.44
 C#1/Db1  34.96 986.76
D1 37.04 931.38
 D#1/Eb1  39.24 879.11
E1 41.58 829.77
F1 44.05 783.19
 F#1/Gb1  46.67 739.24
G1 49.44 697.75
 G#1/Ab1  52.39 658.59
A1 55.50 621.62
 A#1/Bb1  58.80 586.73
B1 62.30 553.80
C2 66.00 522.72
 C#2/Db2  69.93 493.38
D2 74.08 465.69
 D#2/Eb2  78.49 439.55
E2 83.16 414.88
F2 88.10 391.60
 F#2/Gb2  93.34 369.62
G2 98.89 348.87
 G#2/Ab2  104.77 329.29
A2 111.00 310.81
 A#2/Bb2  117.60 293.37
B2 124.59 276.90
C3 132.00 261.36
 C#3/Db3  139.85 246.69
D3 148.17 232.85
 D#3/Eb3  156.98 219.78
E3 166.31 207.44
F3 176.20 195.80
 F#3/Gb3  186.68 184.81
G3 197.78 174.44
 G#3/Ab3  209.54 164.65
A3 222.00 155.41
 A#3/Bb3  235.20 146.68
B3 249.19 138.45
C4 264.00 130.68
 C#4/Db4  279.70 123.35
D4 296.33 116.42
 D#4/Eb4  313.96 109.89
E4 332.62 103.72
F4 352.40 97.90
 F#4/Gb4  373.36 92.40
G4 395.56 87.22
 G#4/Ab4  419.08 82.32
A4 444.00 77.70
 A#4/Bb4  470.40 73.34
B4 498.37 69.23
C5 528.01 65.34
 C#5/Db5  559.40 61.67
D5 592.67 58.21
 D#5/Eb5  627.91 54.94
E5 665.25 51.86
F5 704.81 48.95
 F#5/Gb5  746.72 46.20
G5 791.12 43.61
 G#5/Ab5  838.16 41.16
A5 888.00 38.85
 A#5/Bb5  940.80 36.67
B5 996.75 34.61
C6 1056.02 32.67
 C#6/Db6  1118.81 30.84
D6 1185.34 29.11
 D#6/Eb6  1255.82 27.47
E6 1330.50 25.93
F6 1409.61 24.47
 F#6/Gb6  1493.43 23.10
G6 1582.24 21.80
 G#6/Ab6  1676.32 20.58
A6 1776.00 19.43
 A#6/Bb6  1881.61 18.34
B6 1993.49 17.31
C7 2112.03 16.33
 C#7/Db7  2237.62 15.42
D7 2370.67 14.55
 D#7/Eb7  2511.64 13.74
E7 2660.99 12.97
F7 2819.22 12.24
 F#7/Gb7  2986.86 11.55
G7 3164.47 10.90
 G#7/Ab7  3352.64 10.29
A7 3552.00 9.71
 A#7/Bb7  3763.21 9.17
B7 3986.99 8.65
C8 4224.06 8.17
 C#8/Db8  4475.24 7.71
D8 4741.35 7.28
 D#8/Eb8  5023.29 6.87
E8 5321.99 6.48
F8 5638.45 6.12
 F#8/Gb8  5973.73 5.78
G8 6328.94 5.45
 G#8/Ab8  6705.28 5.15
A8 7104.00 4.86
 A#8/Bb8  7526.43 4.58
B8 7973.97 4.33

(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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