This tool converts from Percentage (%) to deciBel (dB)
Formula
AdB = 10*Log10(A%/100)
Example Calculation
1% represents a linear value of 0.01 and equates to -20 dB.
0% results in logarithm of zero. The dB equivalent is a very small number represented as -Inf.
Percent to dB Chart
Percent | dB |
---|---|
0 | -∞ |
1 | -20.00 |
2 | -16.99 |
3 | -15.23 |
4 | -13.98 |
5 | -13.01 |
6 | -12.22 |
7 | -11.55 |
8 | -10.97 |
9 | -10.46 |
10 | -10.00 |
11 | -9.59 |
12 | -9.21 |
13 | -8.86 |
14 | -8.54 |
15 | -8.24 |
16 | -7.96 |
17 | -7.70 |
18 | -7.45 |
19 | -7.21 |
20 | -6.99 |
21 | -6.78 |
22 | -6.58 |
23 | -6.38 |
24 | -6.20 |
25 | -6.02 |
26 | -5.85 |
27 | -5.69 |
28 | -5.53 |
29 | -5.38 |
30 | -5.23 |
31 | -5.09 |
32 | -4.95 |
33 | -4.81 |
34 | -4.69 |
35 | -4.56 |
36 | -4.44 |
37 | -4.32 |
38 | -4.20 |
39 | -4.09 |
40 | -3.98 |
41 | -3.87 |
42 | -3.77 |
43 | -3.67 |
44 | -3.57 |
45 | -3.47 |
46 | -3.37 |
47 | -3.28 |
48 | -3.19 |
49 | -3.10 |
50 | -3.01 |
51 | -2.92 |
52 | -2.84 |
53 | -2.76 |
54 | -2.68 |
55 | -2.60 |
56 | -2.52 |
57 | -2.44 |
58 | -2.37 |
59 | -2.29 |
60 | -2.22 |
61 | -2.15 |
62 | -2.08 |
63 | -2.01 |
64 | -1.94 |
65 | -1.87 |
66 | -1.80 |
67 | -1.74 |
68 | -1.67 |
69 | -1.61 |
70 | -1.55 |
71 | -1.49 |
72 | -1.43 |
73 | -1.37 |
74 | -1.31 |
75 | -1.25 |
76 | -1.19 |
77 | -1.14 |
78 | -1.08 |
79 | -1.02 |
80 | -0.97 |
81 | -0.92 |
82 | -0.86 |
83 | -0.81 |
84 | -0.76 |
85 | -0.71 |
86 | -0.66 |
87 | -0.60 |
88 | -0.56 |
89 | -0.51 |
90 | -0.46 |
91 | -0.41 |
92 | -0.36 |
93 | -0.32 |
94 | -0.27 |
95 | -0.22 |
96 | -0.18 |
97 | -0.13 |
98 | -0.09 |
99 | -0.04 |
100 | 0.00 |