Physics of Music - Notes

Frequencies for equal-tempered scale, A4 = 436 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 16.20 2129.24
 C#0/Db0  17.17 2009.74
D0 18.19 1896.94
 D#0/Eb0  19.27 1790.47
E0 20.41 1689.98
F0 21.63 1595.13
 F#0/Gb0  22.91 1505.60
G0 24.28 1421.10
 G#0/Ab0  25.72 1341.34
A0 27.25 1266.06
 A#0/Bb0  28.87 1195.00
B0 30.59 1127.93
C1 32.41 1064.62
 C#1/Db1  34.33 1004.87
D1 36.37 948.47
 D#1/Eb1  38.54 895.24
E1 40.83 844.99
F1 43.26 797.56
 F#1/Gb1  45.83 752.80
G1 48.55 710.55
 G#1/Ab1  51.44 670.67
A1 54.50 633.03
 A#1/Bb1  57.74 597.50
B1 61.17 563.96
C2 64.81 532.31
 C#2/Db2  68.67 502.43
D2 72.75 474.23
 D#2/Eb2  77.07 447.62
E2 81.66 422.50
F2 86.51 398.78
 F#2/Gb2  91.66 376.40
G2 97.11 355.27
 G#2/Ab2  102.88 335.33
A2 109.00 316.51
 A#2/Bb2  115.48 298.75
B2 122.35 281.98
C3 129.62 266.16
 C#3/Db3  137.33 251.22
D3 145.50 237.12
 D#3/Eb3  154.15 223.81
E3 163.32 211.25
F3 173.03 199.39
 F#3/Gb3  183.32 188.20
G3 194.22 177.64
 G#3/Ab3  205.76 167.67
A3 218.00 158.26
 A#3/Bb3  230.96 149.37
B3 244.70 140.99
C4 259.25 133.08
 C#4/Db4  274.66 125.61
D4 290.99 118.56
 D#4/Eb4  308.30 111.90
E4 326.63 105.62
F4 346.05 99.70
 F#4/Gb4  366.63 94.10
G4 388.43 88.82
 G#4/Ab4  411.53 83.83
A4 436.00 79.13
 A#4/Bb4  461.93 74.69
B4 489.39 70.50
C5 518.49 66.54
 C#5/Db5  549.33 62.80
D5 581.99 59.28
 D#5/Eb5  616.60 55.95
E5 653.26 52.81
F5 692.11 49.85
 F#5/Gb5  733.26 47.05
G5 776.86 44.41
 G#5/Ab5  823.06 41.92
A5 872.00 39.56
 A#5/Bb5  923.85 37.34
B5 978.79 35.25
C6 1036.99 33.27
 C#6/Db6  1098.65 31.40
D6 1163.98 29.64
 D#6/Eb6  1233.19 27.98
E6 1306.52 26.41
F6 1384.21 24.92
 F#6/Gb6  1466.52 23.53
G6 1553.73 22.20
 G#6/Ab6  1646.12 20.96
A6 1744.00 19.78
 A#6/Bb6  1847.70 18.67
B6 1957.57 17.62
C7 2073.98 16.63
 C#7/Db7  2197.30 15.70
D7 2327.96 14.82
 D#7/Eb7  2466.39 13.99
E7 2613.05 13.20
F7 2768.43 12.46
 F#7/Gb7  2933.05 11.76
G7 3107.45 11.10
 G#7/Ab7  3292.23 10.48
A7 3488.00 9.89
 A#7/Bb7  3695.41 9.34
B7 3915.15 8.81
C8 4147.95 8.32
 C#8/Db8  4394.60 7.85
D8 4655.92 7.41
 D#8/Eb8  4932.78 6.99
E8 5226.09 6.60
F8 5536.85 6.23
 F#8/Gb8  5866.09 5.88
G8 6214.91 5.55
 G#8/Ab8  6584.47 5.24
A8 6976.00 4.95
 A#8/Bb8  7390.81 4.67
B8 7830.30 4.41

(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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