manuais Agilent Technologies E4438C

Agilent technologies E4438C Manual do Utilizador (140 páginas)

Marca: Agilent-technologies | Categoria: Geradores | Tamanho: 1.68 MB |

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Índice

Calibration Guide

1

Contents

10

1 Getting Started

11

Overview of Getting Started

12

Confirming Equipment

13

Software Configuration

17

Starting the Software

32

Identifying the DUT

33

Exiting the Software

39

Getting Started

40

2 Required Equipment

41

Table 2-1 Required Equipment

43

3 Performance Tests

49

Overview of Performance Tests

50

Running Performance Tests

52

Recommended Equipment

57

Equipment Setup

57

Equipment Setups

58

Performance Tests

59

FM Frequency Response

61

AM Frequency Response

62

Residual FM

66

Figure 3-17 Residual FM

67

Power Level Accuracy

69

Timebase Aging Rate

72

(Option 402 Only)

76

Pulse Modulation On/Off Ratio

79

Burst Modulation On/Off Ratio

80

CDMA Adjacent Channel Power

81

WCDMA Adjacent Channel Power

82

(Option 400)

82

Phase Noise and Residual FM

83

Measuring Residual FM

86

GSM Loopback BER Check

89

(Option 300 Only)

89

Performance Test Records

90

4 Adjustments

93

Overview of Adjustments

94

Adjustment Relationships

97

Analog Bus ADC Calibration

100

Pretune Calibration

101

Internal Source Calibration

102

Description

103

Required Test Equipment

103

Procedure

103

Timebase DAC Calibration

106

FM Path Offset Calibration

108

FM Out-of-Band Calibration

113

FM/PM Out-of-Band Calibration

114

DCFM Calibration

116

Burst Modulator Calibration

119

Prelevel Calibration

120

VBLO Mixer Bias Calibration

121

ALC Calibration

124

Adjustments

130

Power Search Calibration

131

AM Gain Calibration

132

I/Q Impairment Calibration

134

Index I-1

137

I-2 Index

138

Index I-3

139

I-4 Index

140

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