Exfo FTB -5240S/5240BP Optical Spectrum Analyzer for FT Uživatelský manuál stáhnout pdf (Strana 332)

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Managing Results

324 FTB-5240S/5240BP

Managing Drift Test Results

Channel Graph Tab

The Channel Graph tab displays three different graphs for the selected

channel. You can select which graphs you want to display from the Drift

Results tab in the Preferences Window. The three graphs are X-Y plots of:

³ Spectral position (center of mass of wavelength or frequency) of the

channel against time

³ Signal power of the channel against time

³ OSNR of the channel against time

You can also perform the following on your graph:

³ Use zoom functions to zoom on specific areas or peaks of the graph.

Note: For more information on zoom, see Using Zoom Controls on page 396.

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Exfo FTB -5240S/5240BP Optical Spectrum Analyzer for FT Uživatelský manuál Strana 332

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