AMT128502A
Figure 8: Test Setup for Frequency Response
Lightwave
Analyzer
HP 8702D
Laser
Optical Attenuator
DUT Test
Fixture
Extinction
Ratio= 3dB
Power
Supply
BERT
Figure 9: Test Setup for Sensitivity
Pulse Pattern
Generator
Error
Detector
Hybrid
Coupler
Limiting
Amplifier
25 dB Gain
Laser
Optical
Attenuator
DUT Test
Fixture
Extinction
Ratio = 9dB
Power
Supply
Figure 10: Test Setup for Eye Measurements
Pulse Pattern
Generator
Digital
Communication
Analyzer HP83480A
Laser
Optical
Attenuator
DUT Test
Fixture
Extinction
Ratio = 9dB
Power
Supply
Data Sheet - Revision 0
03/01
4