This board represents the frequencies (in hz) of all the musical notes that can be reproduced by any instrument or by the human voice. Each column represents one of the 12 notes and each row one of the 9 octaves. In order for you to have a more concrete idea of the numbers, the value with the frequency of 440 hz is the central A in the middle of the piano.

Frequencies (in hz ) of the musical notes in each octave

 

Oc. 0

Oc. 1

Oc. 2

Oc. 3

Oc. 4

Oc. 5

Oc. 6

Oc. 7

Oc. 8

C

 

32,70

65,41

130,81

261,63

523,25

1046,50

2093,00

4186,01

C#

 

34,65

69,30

138,59

277,18

554,37

1108,73

2217,46

 

D

 

36,71

73,42

146,83

293,66

587,33

1174,66

2349,32

 

Eb

 

38,89

77,78

155,56

311,13

622,25

1244,51

2489,02

 

E

 

41,20

82,41

164,81

329,63

659,26

1318,51

2637,02

 

F

 

43,65

87,31

174,61

349,23

698,46

1396,91

2793,83

 

F#

 

46,25

92,50

185,00

369,99

739,99

1479,98

2959,96

 

G

 

49,00

98,00

196,00

392,00

783,99

1567,98

3135,96

 

Ab

 

51,91

103,83

207,65

415,30

830,61

1661,22

3322,44

 

A

27,50

55,00

110,00

220,00

440,00

880,00

1760,00

3520,00

 

Bb

29,14

58,27

116,54

233,08

466,16

932,33

1864,66

3729,31

 

B

30,87

61,74

123,47

246,94

493,88

987,77

1975,53

3951,07

 

A n d r é s   E .   G u a z z e l l i   ©   2 0 0 2    -   2 0 0 8

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