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7
Return Loss Measurement
196
•
Press [Close] to exit from the menu.
3
Move to the Return Loss module channel:
•
Press [Menu], move to <FPDelta>, press [OK]
•
Enter the power value in dB, [P], displayed by the power sensor, as
the front panel delta, then press [OK].
•
Press [Close] to exit from the menu.
This FPDelta value remains valid until the measurement patchcord is
removed or reconnected at the module.
Termination Calibration using the Measurement Patchcord
Use this procedure to calibrate the Return Loss module against a
terminated patchcord, that is when there are no reflections returning from
its end.
1
Making sure all the connectors are clean, set up the instrument as
shown in
Figure 118
Termination
measurement patchcord
Figure 118
Measuring the Termination Parameter - External Source
or
Figure 119
on page -196if you are using an internal source.
Termination
measurement patchcord
Figure 119
Measuring the Termination Parameter - Internal Source
on page -196 if you are using an External Source.
8161x
Laser
8163B Lightwave Multimeter
Source
8161x
8163A/B, 8164A/B, 8166A/B User's Guide
8163B Lightwave Multimeter
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