8163A/B, 8164A/B, 8166A/B User’s Guide 245
Switching Optical Routes 9
Inserting or Bypassing an Optical Component
In Figure 148 on page -245, a 81594B 2x2 non-blocking (crossover)
Optical Switch is used to insert or bypass a fiber spool.
Figure 148 Circuit selection with crossover switch
Selecting one of several DUTs in a parallel test setup
In Figure 149 on page -246, two 81595B 1x4 Optical Switches are used to
select one of up to four DUTs in a parallel test setup
input
signal
output
input
signal
output
fiber spool
fiber spool
Bypass position
Insert position
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