MIDI Note |
ANSI Note |
Frequency (hz) |
21 |
A0 |
27.5 |
22 |
A#0 |
29.1 |
23 |
B0 |
30.9 |
24 |
C1 |
32.7 |
25 |
C#1 |
34.6 |
26 |
D1 |
36.7 |
27 |
D#1 |
38.9 |
28 |
E1 |
41.2 |
29 |
F1 |
43.7 |
30 |
F#1 |
46.2 |
31 |
G1 |
49.0 |
32 |
G#1 |
51.9 |
33 |
A1 |
55.0 |
34 |
A#1 |
58.3 |
35 |
B1 |
61.7 |
36 |
C2 |
65.4 |
37 |
C#2 |
69.3 |
38 |
D2 |
73.4 |
39 |
D#2 |
77.8 |
40 |
E2 |
82.4 |
41 |
F2 |
87.3 |
42 |
F#2 |
92.5 |
43 |
G2 |
98.0 |
44 |
G#2 |
103.8 |
45 |
A2 |
110.0 |
46 |
A#2 |
116.5 |
47 |
B2 |
123.5 |
48 |
C3 |
130.8 |
49 |
C#3 |
138.6 |
50 |
D3 |
146.8 |
51 |
D#3 |
155.6 |
52 |
E3 |
164.8 |
53 |
F3 |
174.6 |
54 |
F#3 |
185.0 |
55 |
G3 |
196.0 |
56 |
G#3 |
207.7 |
57 |
A3 |
220.0 |
58 |
A#3 |
233.1 |
59 |
B3 |
246.9 |
60 |
C4 (middle C) |
261.6 |
61 |
C#4 |
277.2 |
62 |
D4 |
293.7 |
63 |
D#4 |
311.1 |
64 |
E4 |
329.6 |
65 |
F4 |
349.2 |
66 |
F#4 |
370.0 |
67 |
G4 |
392.0 |
68 |
G#4 |
415.3 |
69 |
A4 |
440.0 |
70 |
A#4 |
466.2 |
71 |
B4 |
493.9 |
72 |
C5 |
523.3 |
73 |
C#5 |
554.4 |
74 |
D5 |
587.3 |
75 |
D#5 |
622.3 |
76 |
E5 |
659.3 |
77 |
F5 |
698.5 |
78 |
F#5 |
740.0 |
79 |
G5 |
784.0 |
80 |
G#5 |
830.6 |
81 |
A5 |
880.0 |
82 |
A#5 |
932.3 |
83 |
B5 |
987.8 |
84 |
C6 |
1046.5 |
85 |
C#6 |
1108.7 |
86 |
D6 |
1174.7 |
87 |
D#6 |
1244.5 |
88 |
E6 |
1318.5 |
89 |
F6 |
1396.9 |
90 |
F#6 |
1480.0 |
91 |
G6 |
1568.0 |
92 |
G#6 |
1661.2 |
93 |
A6 |
1760.0 |
94 |
A#6 |
1864.7 |
95 |
B6 |
1975.5 |
96 |
C7 |
2093.0 |
97 |
C#7 |
2217.5 |
98 |
D7 |
2349.3 |
99 |
D#7 |
2489.0 |
100 |
E7 |
2637.0 |
101 |
F7 |
2793.8 |
102 |
F#7 |
2960.0 |
103 |
G7 |
3136.0 |
104 |
G#7 |
3322.4 |
105 |
A7 |
3520.0 |
106 |
A#7 |
3729.3 |
107 |
B7 |
3951.1 |
108 |
C8 |
4186.0 |
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Music Note Player and Scale Player
RJM Programming - May, 2015
Click on links in table at for music
Equations:
f = frequency
m = midi note number
f = 27.5 * 2((m - 21)/12)
m = (12/ln(2)) * ln(f/27.5) + 21
Note: Fractional midi note number will give you 'cents' from standard pitch: e.g. 66.33 would be 33 cents above F#4
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