Table 5-34 AM scale shape test

AM depth (%)

AM depth min.

Result (%)

AM depth

 

(%)

 

max. (%)

 

 

 

 

 

 

 

 

10

9.5

_______

10.5

20

19

_______

21

30

28.5

_______

31.5

40

38

_______

42

50

47.5

_______

52.5

60

57

_______

63

70

66.5

_______

73.5

80

76

_______

84

85

80.75

_______

89.25

 

 

 

 

 

 

 

 

Table 5-35 External AM frequency response (ALC off, DC coupled), RF level 4 dBm

Modulation

Response

Result (dB)

Response level

frequency (kHz)

level min. (dB)

 

max. (dB)

 

 

 

 

 

 

 

 

0

1

_______

+1

0.1

1

_______

+1

0.3

1

_______

+1

1

reference

10

1

_______

+1

20

1

_______

+1

30

1

_______

+1

 

 

 

 

 

 

 

 

Table 5-36 External AM frequency response (ALC off, DC coupled), RF level +7 dBm

Modulation

Response

Result (dB)

Response level

frequency (kHz)

level min. (dB)

 

max. (dB)

 

 

 

 

 

 

 

 

0

1

_______

+1

0.1

1

_______

+1

0.3

1

_______

+1

1

reference

10

1

_______

+1

20

1

_______

+1

30

1

_______

+1

 

 

 

 

 

 

 

 

5-47

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Image 122
VXI 3002 manual AM scale shape test, AM depth % AM depth min Result % Max. %