分贝换算表
|
dBμV |
dBmV |
Voltage (μV) |
dBμV |
dBmV |
Voltage (μV) |
|
|
0 |
-60 |
1.00 |
20 |
-40 |
10.00 |
|
|
1 |
-59 |
1.11 |
21 |
-39 |
11.22 |
|
|
2 |
-58 |
1.25 |
22 |
-38 |
12.59 |
|
|
3 |
-57 |
1.41 |
23 |
-37 |
14.13 |
|
|
4 |
-56 |
1.58 |
24 |
-36 |
15.85 |
|
|
5 |
-55 |
1.77 |
25 |
-35 |
17.78 |
|
|
6 |
-54 |
1.99 |
26 |
-34 |
19.95 |
|
|
7 |
-53 |
2.23 |
27 |
-33 |
22.39 |
|
|
8 |
-52 |
2.51 |
28 |
-32 |
25.12 |
|
|
9 |
-51 |
2.81 |
29 |
-31 |
28.18 |
|
|
10 |
-50 |
3.16 |
30 |
-30 |
31.62 |
|
|
11 |
-49 |
3.54 |
31 |
-29 |
35.48 |
|
|
12 |
-48 |
3.98 |
32 |
-28 |
39.81 |
|
|
13 |
-47 |
4.47 |
33 |
-27 |
44.67 |
|
|
14 |
-46 |
5.01 |
34 |
-26 |
50.12 |
|
|
15 |
-45 |
5.62 |
35 |
-25 |
56.23 |
|
|
16 |
-44 |
6.31 |
36 |
-24 |
63.10 |
|
|
17 |
-43 |
7.07 |
37 |
-23 |
70.79 |
|
|
18 |
-42 |
7.94 |
38 |
-22 |
79.43 |
|
|
19 |
-41 |
8.93 |
39 |
-21 |
89.13 |
|
|
dBμV |
dBmV |
Voltage (μV) |
dBμV |
dBmV |
Voltage (mV) |
|
|
40 |
-20 |
100.0 |
60 |
0 |
1.00 |
|
|
41 |
-19 |
112.2 |
61 |
1 |
1.12 |
|
|
42 |
-18 |
125.9 |
62 |
2 |
1.25 |
|
|
43 |
-17 |
141.3 |
63 |
3 |
1.41 |
|
|
44 |
-16 |
158.5 |
64 |
4 |
1.58 |
|
|
45 |
-15 |
177.7 |
65 |
5 |
1.77 |
|
|
46 |
-14 |
199.5 |
66 |
6 |
1.99 |
|
|
47 |
-13 |
223.9 |
67 |
7 |
2.23 |
|
|
48 |
-12 |
251.2 |
68 |
8 |
2.51 |
|
|
49 |
-11 |
281.8 |
69 |
9 |
2.81 |
|
|
50 |
-10 |
316.2 |
70 |
10 |
3.16 |
|
|
51 |
-9 |
354.8 |
71 |
11 |
3.54 |
|
|
52 |
-8 |
398.1 |
72 |
12 |
3.98 |
|
|
53 |
-7 |
446.7 |
73 |
13 |
4.46 |
|
|
54 |
-6 |
501.2 |
74 |
14 |
5.01 |
|
|
55 |
-5 |
562.3 |
75 |
15 |
5.62 |
|
|
56 |
-4 |
631.0 |
76 |
16 |
6.31 |
|
|
57 |
-3 |
707.9 |
77 |
17 |
7.07 |
|
|
58 |
-2 |
794.3 |
78 |
18 |
7.94 |
|
|
59 |
-1 |
891.3 |
79 |
19 |
8.91 |
|
|
dBμV |
dBmV |
Voltage (mV) |
dBμV |
dBmV |
Voltage (mV) |
|
|
80 |
20 |
10.00 |
100 |
40 |
100.0 |
|
|
81 |
21 |
11.22 |
101 |
41 |
112.2 |
|
|
82 |
22 |
12.59 |
102 |
42 |
125.9 |
|
|
83 |
23 |
14.13 |
103 |
43 |
141.3 |
|
|
84 |
24 |
15.85 |
104 |
44 |
158.5 |
|
|
85 |
25 |
17.78 |
105 |
45 |
177.8 |
|
|
86 |
26 |
19.95 |
106 |
46 |
199.5 |
|
|
87 |
27 |
22.39 |
107 |
47 |
223.9 |
|
|
88 |
28 |
25.12 |
108 |
48 |
251.2 |
|
|
89 |
29 |
28.18 |
109 |
49 |
281.8 |
|
|
90 |
30 |
31.62 |
110 |
50 |
316.2 |
|
|
91 |
31 |
35.48 |
111 |
51 |
354.8 |
|
|
92 |
32 |
39.81 |
112 |
52 |
398.1 |
|
|
93 |
33 |
44.67 |
113 |
53 |
446.7 |
|
|
94 |
34 |
50.12 |
114 |
54 |
501.2 |
|
|
95 |
35 |
56.23 |
115 |
55 |
562.3 |
|
|
96 |
36 |
63.10 |
116 |
56 |
631.0 |
|
|
97 |
37 |
70.79 |
117 |
57 |
707.9 |
|
|
98 |
38 |
79.43 |
118 |
58 |
794.3 |
|
|
99 |
39 |
89.13 |
119 |
59 |
891.3 |
|
|
dBμV |
dBmV |
Voltage (V) |
||||
|
120 |
60 |
1.00 |
||||
|
121 |
61 |
1.12 |
||||
|
122 |
62 |
1.25 |
||||
|
123 |
63 |
1.41 |
||||
|
124 |
64 |
1.58 |
||||
|
125 |
65 |
1.77 |
||||
|
126 |
66 |
1.99 |
||||
|
127 |
67 |
2.23 |
||||
|
128 |
68 |
2.51 |
||||
|
129 |
69 |
2.81 |
||||
|
130 |
70 |
3.16 |
||||
|
131 |
71 |
3.54 |
||||
|
132 |
72 |
3.98 |
||||
|
133 |
73 |
4.46 |
||||
|
134 |
74 |
5.01 |
||||
|
135 |
75 |
5.62 |
||||
|
136 |
76 |
6.31 |
||||
|
137 |
77 |
7.07 |
||||
|
138 |
78 |
7.94 |
||||
|
139 |
79 |
8.91 |
||||
|
140 |
80 |
10.0 |
||||
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