Configuration - Viavi 8100 V2 Series User Manual

Chapter 8 Optical Spectrum Measurement
Channel filtering

Configuration

To obtain filtering of a given canal to the drop port, go into theS
of the OSA module. Choose Acquisition, then
Filtering.
The options of the acquisition menu then change and offer:
Choice of channel
In the Choice of Channel option, either a value may be entered manually
or the current value from the table can be taken.
• Manual:
the required value can be entered.
• Table:
is used automatically. To vary this selection, go to the result screen
and use
Channel value
Here the manual value of the filtering to be performed can be entered using
the direction keys
Tracking
Activating the tracking function will make the internal tunable filter follow
slow wavelength changes of optical sources and transmitters providing
stable output power.
The information «Locked» appears as long as the channel remains within
the tolerance limits of the instrument. If the channel strays outside the toler-
ance band, the information «Unlocked» appears.
312
A new line appears above choice of channel, in which
The value of the current selection in the results table
Table contents.
and . or the numeric keypad
User Manual
Sweeps
78000010220 Rev. 023
menu
ETUP
and select