Selecting Measurement And Calibration Paths; Inserting Or Bypassing An Optical Component; Figure 133 Measurement Path Selection; Figure 134 Circuit Selection With Crossover Switch - Agilent Technologies 8163A Manual

Typical Applications
Agilent 8163A/B, 8164A/B & 8166A/B Mainframes, Sixth Edition
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Selecting Measurement and Calibration
Paths
In Figure 133 , an Agilent 81591B 1x2 Optical Switch is used to select
between the measurement path and the calibration path.
Source

Figure 133 Measurement Path selection

Inserting or Bypassing an Optical
Component
In Figure 134 , an Agilent 81594B 2x2 non-blocking (crossover) Optical
Switch is used to insert or bypass a fiber spool.
input
signal
input
signal

Figure 134 Circuit selection with crossover switch

DUT
Power Meter
automated control
Bypass position
fiber spool
Insert position
fiber spool
Switching Optical Routes
measurement
and analysis
equipment
output
output
227