EQUALLY TEMPERED SCALE FREQUENCIES
(Frequencies in Hz, Periods in microseconds

1'
2'
4'
8'
16'
32'
NOTE OCT 00 OCT 0 OCT 1 OCT 2 OCT 3 OCT 4 OCT 5 OCT 6 OCT 7 OCT 8 Top C
C 16.35
61156.10 us
32.70
30578.05 us
65.41
15289.03 us
130.81
7644.51 us
261.63
3822.25 us
523.25
1911.12 us
1046.50 2093.00 4186.01 8372.02 16744.04
C# 17.32
57723.67 us
34.65
28861.84 us
69.30
14430.92 us
138.59
7215.45 us
277.18
3607.73 us
554.37
1803.86 us
1108.73 2217.46 4434.92 8869.84
D 18.35
54483.89 us
36.71
27241.95 us
73.42
13620.97 us
146.83
6810.48 us
293.66
3405.24 us
587.33
1702.62 us
1174.66 2349.32 4698.64 9397.27
D# 19.45
51425.95 us
38.89
25712.97 us
77.78
12856.49 us
155.56
6428.24 us
311.13
3214.12 us
622.25
1607.06 us
1244.51 2489.02 4978.03 9956.06
E 20.60
48539.63 us
41.20
24269.82 us
82.41
12134.91 us
164.81
6067.45 us
329.63
3033.72 us
659.26
1516.86 us
1318.51 2637.02 5274.04 10548.08
F 21.83
45815.31 us
43.65
22907.66 us
87.31
11453.83 us
174.61
5726.91 us
349.23
2863.45 us
698.46
1431.72 us
1396.91 2793.83 5587.65 11175.30
F# 23.12
43243.90 us
46.25
21621.95 us
92.50
10810.97 us
185.00
5405.48 us
369.99
2702.74 us
739.99
1351.37 us
1479.98 2959.96 5919.91 11839.82
G 24.50
40816.80 us
49.00
20408.40 us
98.00
10204.20 us
196.00
5102.10 us
392.00
2551.05 us
783.99
1275.52 us
1567.98 3135.96 6271.93 12543.85
G# 25.96
38525.93 us
51.91
19262.97 us
103.83
9631.48 us
207.65
4815.74 us
415.30
2407.87 us
830.61
1203.93 us
1661.22 3322.44 6644.88 13289.75
A 27.50
36363.64 us
55.00
18181.82 us
110.00
9090.91 us
220.00
4545.45 us
440.00
2272.74 us
880.00
1136.36 us
1760.00 3520.00 7040.00 14080.00
A# 29.14
34322.70 us
58.27
17161.35 us
116.54
8580.68 us
233.08
4290.39 us
466.16
2145.17 us
932.33
1072.58 us
1864.66 3729.31 7458.62 14917.24
B 30.87
32396.32 us
61.74
16198.16 us
123.47
8099.08 us
246.94
4049.54 us
493.88
2024.77 us
987.77
1012.38 us
1975.53 3951.07 7902.13 15804.27