Document Number: OSUP1040
Product: Observer 8.x
Date: 12-12-2002
Title: How Observer Converts Wireless Decibels to Signal Strength
How Observer Converts Wireless Decibels to Signal Strength
A few of Observer’s wireless analysis modes display a metric labeled “signal strength,” expressed as percentage of the optimum signal strength. The following chart and table show how dB measurements are translated into signal strength percentage.
Signal Strength as sensed by Observer (dB) |
Signal Strength as Reported by Observer (%) |
1-3 dB |
0% |
4-22 dB |
1% |
23 dB |
5% |
24 dB |
10% |
25 dB |
12% |
26 dB |
14% |
27 dB |
16% |
28 dB |
18% |
29 dB |
20% |
30 dB |
22% |
31 dB |
24% |
32 dB |
26% |
33 dB |
28% |
34 dB |
30% |
35 dB |
34% |
36 dB |
38% |
37 dB |
42% |
38 dB |
46% |
39 dB |
50% |
40 dB |
52% |
41 dB |
54% |
42 dB |
56% |
43 dB |
58% |
44 dB |
60% |
45 dB |
62% |
46 dB |
64% |
47 dB |
66% |
48 dB |
68% |
49 dB |
70% |
50 dB |
73% |
51 dB |
75% |
52 dB |
78% |
53 dB |
80% |
54 dB |
83% |
55 dB |
85% |
56 dB |
88% |
57 dB |
90% |
58 dB |
92% |
59 dB |
93% |
60 dB |
95% |
61 dB |
97% |
62 dB |
98% |
63 dB |
99% |
64-257 dB |
100% |
|
