EXFO FTB-5230S Optical Spectrum Analyzer for FTB 200 v2 - Manual (Page 115)

Setting Up the Instrument in Drift Mode
OSA/OCA 109
Setting Up Drift Analysis Parameters
Defining General Settings
The general analysis parameters for drift acquisitions affect the calculation
of the results. These calculations take place after an acquisition. If these
settings are modified, they will be applied to the next acquisition.
To define general settings:
1. From the Main Menu, press Analysis Setup.
I
MPORTANT
In the General tab, you can set the default channel parameters. Any
channel found during an acquisition that is not defined in the
channel list will be analyzed according to the default channel
settings.