Anritsu S332D, S331D manual Site Master PM

2.gamma

3.gamma

4.gamma (lowest byte)

5.phase158 (highest byte)

6.phase

7.phase

8.phase (lowest byte)

Notes:

return loss = –20* (log(gamma) / log(10)) VSWR = (1+gamma)/(1-gamma)

phase compares the reflected to the incident (reference)

For Spectrum Analyzer and Transmission Measurement (Option 21) Modes:

57)Start Frequency159 (highest byte)

58)Start Frequency

59)Start Frequency

60)Start Frequency (lowest byte)

61)Stop Frequency (highest byte)

62)Stop Frequency

63)Stop Frequency

64)Stop Frequency (lowest byte)

65)Center Frequency (highest byte)

66)Center Frequency

67)Center Frequency

68)Center Frequency (lowest byte)

69)Frequency Span (highest byte)

70)Frequency Span

71)Frequency Span

72)Frequency Span (lowest byte)

73)Minimum Frequency Step Size (highest byte)

74)Minimum Frequency Step Size

75)Minimum Frequency Step Size

76)Minimum Frequency Step Size (lowest byte)

77)Ref Level160 (highest byte)

78)Ref Level

79)Ref Level

80)Ref Level (lowest byte)

81)Scale per div161 (highest byte)

82)Scale per div

83)Scale per div

84)Scale per div (lowest byte)

85)Frequency Marker 1162 (higher byte)

86)Frequency Marker 1 (lower byte)

87)Frequency Marker 2 (higher byte)

88)Frequency Marker 2 (lower byte)

89)Frequency Marker 3 (higher byte)

158Phase data uses 1/10 degree unit.

159Scaled by Frequency Scale Factor (bytes 335-336)

160Value sent as ( Value in dBm * 1000 ) + 270,000

161Value sent as ( Value * 1000 )

162Value sent as data point on display. Freq = ( Point * Span / ( Total Data Points – 1 ) ) + Start Freq

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