EXFO FTB -5240S/5240BP Optical Spectrum Analyzer for FTB 500 (NS-1434) - Manual (Page 312)

Managing Results
304 FTB-5240S/5240BP
Managing WDM Test Results
Global Results Tab
The application allows you to view the global results of the current
measurement. You can also edit global parameters to reanalyze the active
trace. The pass/fail verdict for thresholds are displayed in the Global
Results tab. If the verdict is fail for any parameter, its value will appear in
red. If the verdict is pass, its value will appear in green.
To view global results:
From the main window, select the Global Results tab.
Results for the following parameters for all the channels will be displayed:
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Average signal power: indicates the sum of the signal powers of
all the peaks detected in the current acquisition, divided by the
total number of peaks.
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Signal power flatness: indicates the difference between the
maximum and minimum signal power values of the detected
peaks, in dB.
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Average OSNR: indicates the sum of the entire OSNR of the peaks
detected in the current acquisition, divided by the total number of
peaks.
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OSNR flatness: indicates the difference between the maximum
and minimum OSNR values of the detected peaks, in dB.