DESIGN AID
Effect of V.S.W.R. on transm itted power
EFFECT OF V.S .W.R. ON TRANS MITTED P OWER
V.S.W.R. RETURN TRANS. VOLT POWER POWER
V.S.W.R. RETURN TRANS. VOLT POWER POWER
V.S.W.R.
LOSS
dB
LOSS
dB
REFL. TRANS
REFL. V.S.W.R.
%
LOSS
dB
LOSS
dB
REFL. TRANS
REFL.
%
dB
COEFF.
%
dB
COEFF.
%
1.00
1 01
1.02
1 03
1 04
.0
.1
.2
.3
.3
∞
.000
.000
.000
.001
.002
.00
.00
.01
.01
.02
100.0
100.0
100.0
100.0
100.0
.0
.0
.0
.0
.0
1.64
1.66
1.68
1.70
1.72
4.3
4.4
4.5
4.5
4.7
12.3
12.1
11.9
11.7
11.5
.263
.276
.289
.302
.315
.24
.25
.25
.26
.26
94.1
93.8
93.6
93.3
93.0
5.9
6.2
6.4
6.7
7.0
46.1
40.1
36.6
34.2
1.05
1.06
1.07
1.08
1.09
.4
.5
.6
.7
.7
32.3
30.7
29.4
28.3
27.3
.003
.004
.005
.006
.008
.02
.03
.03
.04
.04
99.9
99.9
99.9
99.9
99.8
.1
.1
.1
.1
.2
1.74
1.76
1.78
1.80
1.82
4.8
4.9
5.0
5.1
5.2
11.4
11.2
11.0
10.9
10.7
.329
.342
.356
.370
.384
.27
.28
.28
.29
.29
92.7
92.4
92.1
91.8
91.5
7.3
7.6
7.9
8.2
8.5
1.10
1.11
1.12
1 13
1.14
.8
.9
1.0
1.1
1.1
26.4
24.7
24.9
24.3
23.7
.010
.012
.014
.016
.019
.05
.05
.06
.06
.07
99.8
99.7
99.7
99.6
99.6
.2
.3
.3
.4
.4
1.84
1.86
1.88
1.90
1.92
5.3
5.4
5.5
5.6
5.7
10.6
10.4
10.3
10.2
10.0
.398
.412
.426
.440
.454
.30
.30
.31
.31
.32
91.3
91.0
90.7
90.4
90.1
8.7
9.0
9.3
9.6
9.9
1.15
1.16
1.17
1.18
1.19
1.2
1.3
1.4
1.4
1.5
23.1
22.6
22.1
21.7
21.2
.021
.024
.027
.030
.033
.07
.07
.08
.08
.09
99.5
99.5
99.4
99.3
99.2
.5
.5
.6
.7
.8
1.94
1.96
1.98
2.00
2.50
5.8
5.8
5.9
6.0
8.0
9.9
9.8
9.7
9.5
7.4
.468
.483
.497
.512
.881
.32
.32
.33
.33
.43
89.8
89.5
89.2
88.9
81.6
10.2
10.5
10.8
11.1
18.4
1.20
1.21
1.22
1.23
1.24
1.6
1.7
1.7
1.8
1.9
20.8
20.4
20.1
19.7
19.4
.036
.039
.043
.046
.050
.09
.10
.10
.10
.11
99.2
99.1
99.0
98.9
98.9
.8
.9
1.0
1.1
1.1
3.00
3.50
4.00
4.50
5.00
9.5
10.9
12.0
13.1
14.0
6.0
5.1
4.4
3.9
3.5
1.249
1.603
1.938
2.255
2.553
.50
.56
.60
.64
.67
75.0
69.1
64.0
59.5
55.6
25.0
30.9
36.0
40.5
44.4
1.25
1.26
1.27
1.28
1.29
1.9
2.0
2.1
2.1
2.2
19.1
18.8
18.5
18.2
17.9
.054
.058
.062
.066
.070
.11
.12
.12
.12
.13
98.9
98.7
98.6
98.5
98.4
1.2
1.3
1.4
1.5
1.6
5.50
6.00
6.50
7.00
7.50
14.8
15.6
16.3
16.9
17.5
3.2
2.9
2.7
2.5
2.3
2.834
3.100
3.351
3.590
3.817
.69
.71
.73
.75
.76
52.1
49.0
46.2
43.7
41.5
47.9
51.0
53.8
56.2
58.5
1.30
1.32
1.34
1.36
1.38
2.3
2.4
2.5
2.7
2.8
17.7
17.2
16.8
16.3
15.9
.075
.083
.093
.102
.112
.13
.14
.15
.15
.16
98.3
98.1
97.9
97.7
97.5
1.7
1.9
2.1
2.3
2.5
8.00
8.50
9.00
9.50
10.00
18.1
18.6
19.1
19.6
20.0
2.2
2.1
1.9
1.8
1.7
4.033
4.240
4.437
4.626
4.807
.78
.79
.80
.81
.82
39.5
37.7
36.0
34.5
33.1
60.5
62.3
64.0
65.5
66.9
1.40
1.42
1.44
1.46
1.48
2.9
3.0
3.2
3.3
3.4
15.6
15.2
14.9
14.6
14.3
.122
.133
.144
.155
.166
.17
.17
.18
.19
.19
97.2
97.0
96.7
96.5
96.3
2.8
3.0
3.3
3.5
3.7
11.00
12.00
13.00
14.00
15.00
20.8
21.6
22.3
22.9
23.5
1.6
1.5
1.3
1.2
1.2
5.149
5.466
5.762
6.040
6.301
.83
.85
.86
.87
.88
30.6
28.4
26.5
24.9
23.4
69.4
71.6
73.5
75.1
76.6
1.50
1.52
1.54
1.56
1.58
3.5
3.6
3.8
3.9
4.0
14.0
13.7
13.4
13.2
13.0
.177
.189
.201
.213
.225
.20
.21
.21
.22
.22
96.0
95.7
95.5
95.2
94.9
4.0
4.3
4.5
4.8
5.1
16.00
17.00
18.00
19.00
20.00
24.1
24.6
25.1
25.6
26.0
1.1
1.0
1.0
.9
6.547
6.780
7.002
7.212
7.413
.88
.89
.89
.90
.90
22.1
21.0
19.9
19.0
18.1
77.9
79.0
80.1
81.0
81.9
.9
1.60
1.62
4.1
4.2
12.7
12.5
.238
.250
.23
.24
94.7
94.4
5.3
5.6
25.00
30.00
28.0
29.5
.7
.6
8.299
9.035
.92
.94
14.8
12.5
85.2
87.5
Frequency Designation Chart
0.15
0.3
0.5
0.75
1.5
L
3
5
8
15
30
K
50
75
Frequency (GHz)
0.1
0.2
0.4
0.6
1
2
4
6
10
20
K
40
60
100
IEEE STD-521-1976
VHF
UHF
60
S
C
X
Ku
Ka
MILLIMETER
Frequency
designation
A
B
C
D
E
F
G
H
I
J
L
M
J CS frequency
designations
200
100
40
20
10
6
3.75
2
0.75
0.5 0.3
0.4
300
150
75
50
30
15
7.5
5
3
1.5
0.6
Wavelength (cm )
15-55
Vol. 1
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