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1205CXB OPERATION MANUAL v1
21
© Copyright Radiodetection Ltd 2022
Reflection Coefficient and VSWR
Users sometimes use alternative measures to show the severity of a fault, including Reflection
Coefficient and Voltage Standing Wave Ratio (VSWR). There are direct relations between dBRL and these
as shown in the following table and graphs:
dBRL
VSWR
Reflection
Coefficient
∞
1.0
0.0
60
1.0
0.0
34
1.0
0.0
26
1.1
0.1
23
1.2
0.1
20
1.2
0.1
16
1.4
0.2
14
1.5
0.2
12
1.7
0.3
10
1.9
0.3
8
2.3
0.4
6
3.0
0.5
4
4.0
0.6
3
5.7
0.7
2
9
0.8
1
19
0.9
0
199
1.0
0
∞
1.0