Tab l e o f C o n t e n t s
Agilent 8163A/B, 8164A/B, and 8166A/B User’s Guide, Fourth Edition 17
External Digital Modulation 134
External Analog Modulation 135
Wavelength Locking 136
External Digital Modulation using Input Trigger Connector 137
External Digital Modulation Using Trigger Feedback 138
How to Increase Linewidth 138
How to Set the Output Power of a Modulated Signal 139
How to Configure the Modulation Output 139
How to Set the BNC Output Line Mode as a Modulation Output 139
How to Set the Modulation Output Mode 139
How to Use Triggers 140
How to Use Input Triggering 140
How to Use Output Triggering 141
How to Use Auxiliary Functions 143
Automatic Realignment 143
How to Perform a Lambda Zero 144
Auto Cal Off 145
Return Loss Measurement 147
Getting Started With Return Loss 149
What is Return Loss? 149
What is Insertion Loss? 149
Equipment required 150
How to Choose a Light Source 150
Return Loss Modules 152
Calibration Measurements 153
Return Loss Measurement 154
Setup 155
T-Value 156
Calibrating the Return Loss Module 157
Calibration using the Agilent 81000BR Reference Reflector 158
Reflectance Calibration 158
Termination Calibration 160
Calibration using the Agilent 81610CC Reference Cable 161
Reflectance Calibration 161
Front Panel Delta Calibration 162
Termination Calibration using the Measurement Patchcord 165
How to Measure Return Loss 166
How to Measure Return Loss and Insertion Loss 166
Viewing the Calibration Values 167