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EXFO FTB -5240S/5240BP Optical Spectrum Analyzer User Manual

Page 183

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OSA

177

8

Setting Up the Instrument in

Spectral Transmittance Mode

Before performing a spectral analysis in the Spectral Transmittance mode,
you must set up your OSA module and the test application with the
appropriate parameters, as explained in this chapter.

Select the Spectral Transmittance test mode as explained in Selecting a
Test Mode
on page 12 before setting
up the test parameters.

The preferences are the result displayed in the graph and tables, as
well as the job information and related comments saved with each file.

The analysis parameters include the channel details, the nominal
wavelength or frequency and the input and output offset values.

The acquisition parameters include the type of measurement you want
to perform and the wavelength range.

See Defining Preferences on page 178 , Setting Up Spectral Transmittance
Analysis Parameters
on page 187 and
Setting Up Acquisition Parameters on
page 195 for more details.