50欧姆下dBm、伏特（V）瓦特（W）的对应关系

50

70.7

100

49

63.0

79.4

48

56.2

63.1

47

50.1

50.1

46

44.6

39.8

45

39.8

31.6

44

35.4

25.1

43

31.6

20.0

42

28.2

15.8

41

25.1

12.6

40

22.4

10.0

39

19.9

7.94

38

17.8

6.31

37

15.8

5.01

36

14.1

3.98

35

12.6

3.16

34

11.2

2.51

33

9.99

2.00

32

8.90

1.58

31

7.93

1.26

30

7.07

1.00

29

6.30

794m

28

5.62

631m

27

5.01

501m

26

4.46

398m

25

3.98

316m

24

3.54

251m

23

3.16

200m

22

2.82

158m

21

2.51

126m

20

2.24

100m

19

1.99

79.4m

18

1.78

63.1m

17

1.58

50.1m

16

1.41

39.8m

15

1.26

31.6m

14

1.12

25.1m

13

1.00

20.0m

12

892m

15.8m

11

793m

12.6m

10

707m

10.0m

9

630m

7.94m

8

561m

6.31m

7

501m

5.01m

6

446m

3.98m

5

398m

3.16m

4

354m

2.51m

3

316m

2.00m

2

282m

1.58m

1

251m

1.26m

0

224m

1.00m

-1

199m

794u

-2

177m

631u

-3

158m

501u

-4

141m

398u

-5

126m

316u

-6

112m

251u

-7

99.9m

200u

-8

89.0m

158u

-9

79.3m

126u

-10

70.7m

100u

-11

63.0m

79.4u

-12

56.2m

63.1u

-13

50.1m

50.1u

-14

44.6m

39.8u

-15

39.8m

31.6u

-16

35.4m

25.1u

-17

31.6m

20.0u

-18

28.2m

15.8u

-19

25.1m

12.6u

-20

22.4m

10.0u

-21

19.9m

7.94u

-22

17.8m

6.31u

-23

15.8m

5.01u

-24

14.1m

3.98u

-25

12.6m

3.16u

-26

11.2m

2.51u

-27

9.99m

2.00u

-28

8.90m

1.59u

-29

7.93m

1.26u

-30

7.07m

1.00u

-31

6.30m

794n

-32

5.62m

631n

-33

5.01m

501n

-34

4.46m

398n

-35

3.98m

316n

-36

3.54m

251n

-37

3.16m

200n

-38

2.82m

158n

-39

2.51m

126n

-40

2.24m

100n

-41

1.99m

79.4n

-42

1.78m

63.1n

-43

1.58m

50.1n

-44

1.41m

39.8n

-45

1.26m

31.6n

-46

1.12m

25.1n

-47

999u

20.0n

-48

890u

158n

-49

793u

126n

-50

707u

100n