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̽Ī ȯǥ (Return Loss - VSWR)


ȸο ռ Return Loss(ݻս)̳ VSWR(Voltage Standing Wave Ratio, ĺ) ǥѴ.

  • Return Loss= 20log10(VSWR+1/VSWR-1) (dB)
  • VSWR= (10R.L./20+1/10R.L./20-1) 

VSWR

Return
Loss
(dB)

Trans.
Loss
(dB)

Volt.
Refl
Coeff

Power
Trans
(%)

Power
Refl
(%)

VSWR

Return
Loss
(dB)

Trans.
Loss
(dB)

Volt.
Refl
Coeff

Power
Trans
(%)

Power
Refl
(%)

1.00

--

0.000

0.00

100.0

0.0

1.64

12.3

0.263

0.24

94.1

5.9

1.01

46.1

0.000

0.00

100.0

0.0

1.66

12.1

0.276

0.25

93.8

6.2

1.02

40.1

0.000

0.01

100.0

0.0

1.68

11.9

0.289

0.25

93.6

6.4

1.03

36.6

0.001

0.01

100.0

0.0

1.70

11.7

0.302

0.26

93.3

6.7

1.04

34.2

0.002

0.02

100.0

0.0

1.72

11.5

0.315

0.26

93.0

7.0

1.05

32.3

0.003

0.02

99.9

0.1

1.74

11.4

0.329

0.27

92.7

7.3

1.06

30.7

0.004

0.03

99.9

0.1

1.76

11.2

0.342

0.28

92.4

7.6

1.07

29.4

0.005

0.03

99.9

0.1

1.78

11.0

0.356

0.28

92.1

7.9

1.08

28.3

0.006

0.04

99.9

0.1

1.80

10.9

0.370

0.29

91.8

8.2

1.09

27.3

0.008

0.04

99.8

0.2

1.82

10.7

0.384

0.29

91.5

8.5

1.10

26.4

0.010

0.05

99.8

0.2

1.84

10.6

0.398

0.30

91.3

8.7

1.11

25.7

0.012

0.05

99.7

0.3

1.86

10.4

0.412

0.30

91.0

9.0

1.12

24.9

0.014

0.06

99.7

0.3

1.88

10.3

0.426

0.31

90.7

9.3

1.13

24.3

0.016

0.06

99.6

0.4

1.90

10.2

0.440

0.31

90.4

9.6

1.14

23.7

0.019

0.07

99.6

0.4

1.92

10.0

0.454

0.32

90.1

9.9

1.15

23.1

0.021

0.07

99.5

0.5

1.94

9.9

0.468

0.32

89.8

10.2

1.16

22.6

0.024

0.07

99.5

0.5

1.96

9.8

0.483

0.32

89.5

10.5

1.17

22.1

0.027

0.08

99.4

0.6

1.98

9.7

0.497

0.33

89.2

10.8

1.18

21.7

0.030

0.08

99.3

0.7

2.00

9.5

0.512

0.33

88.9

11.1

1.19

21.2

0.033

0.09

99.2

0.8

2.50

7.4

0.881

0.43

81.6

18.4

1.20

20.8

0.036

0.09

99.2

0.8

3.00

6.0

1.249

0.50

75.0

25.0

1.21

20.4

0.039

0.10

99.1

0.9

3.50

5.1

1.603

0.56

69.1

30.9

1.22

20.1

0.043

0.10

99.0

1.0

4.00

4.4

1.938

0.60

64.0

36.0

1.23

19.7

0.046

0.10

98.9

1.1

4.50

3.9

2.255

0.64

59.5

40.5

1.24

19.4

0.050

0.11

98.9

1.1

5.00

3.5

2.553

0.67

55.6

44.4

1.25

19.1

0.054

0.11

98.8

1.2

5.50

3.2

2.834

0.69

52.1

47.9

1.26

18.8

0.058

0.12

98.7

1.3

6.00

2.9

3.100

0.71

49.0

51.0

1.27

18.5

0.062

0.12

98.6

1.4

6.50

2.7

3.351

0.73

46.2

53.8

1.28

18.2

0.066

0.12

98.5

1.5

7.00

2.5

3.590

0.75

43.7

56.3

1.29

17.9

0.070

0.13

98.4

1.6

7.50

2.3

3.817

0.76

41.5

58.5

1.30

17.7

0.075

0.13

98.3

1.7

8.00

2.2

4.033

0.78

39.5

60.5

1.32

17.2

0.083

0.14

98.1

1.9

8.50

2.1

4.240

0.79

37.7

62.3

1.34

16.8

0.093

0.15

97.9

2.1

9.00

1.9

4.437

0.80

36.0

64.0

1.36

16.3

0.102

0.15

97.7

2.3

9.50

1.8

4.626

0.81

34.5

65.5

1.38

15.9

0.112

0.16

97.5

2.5

10.00

1.7

4.807

0.82

33.1

66.9

1.40

15.8

0.122

0.17

97.2

2.8

11.00

1.6

5.149

0.83

30.6

69.4

1.42

15.2

0.133

0.17

97.0

3.0

12.00

1.5

5.466

0.85

28.4

71.6

1.44

14.9

0.144

0.18

96.7

3.3

13.00

1.3

5.762

0.86

26.5

73.5

1.46

14.6

0.155

0.19

96.5

3.5

14.00

1.2

6.040

0.87

24.9

75.1

1.48

14.3

0.166

0.19

96.3

3.7

15.00

1.2

6.301

0.88

23.4

76.6

1.50

14.0

0.177

0.20

96.0

4.0

16.00

1.1

6.547

0.88

22.1

77.9

1.52

13.7

0.189

0.21

95.7

4.3

17.00

1.0

6.780

0.89

21.0

79.0

1.54

13.4

0.201

0.21

95.5

4.5

18.00

1.0

7.002

0.89

19.9

80.1

1.56

13.2

0.213

0.22

95.2

4.8

19.00

0.9

7.212

0.90

19.0

81.0

1.58

13.0

0.225

0.22

94.9

5.1

20.00

0.9

7.413

0.90

18.1

81.9

1.60

12.7

0.238

0.23

94.7

5.3

25.00

0.7

8.299

0.92

14.8

85.2

1.62

12.5

0.250

0.24

94.4

5.6

30.00

0.6

9.035

0.94

12.5

87.5

VSWR

Return
Loss
(dB)

Trans.
Loss
(dB)

Volt.
Refl
Coeff

Power
Trans
(%)

Power
Refl
(%)

VSWR

Return
Loss
(dB)

Trans.
Loss
(dB)

Volt.
Refl
Coeff

Power
Trans
(%)

Power
Refl
(%)

 

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