Exfo FTB -5240S/5240BP Optical Spectrum Analyzer for FT Manual do Utilizador Página 323

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Managing Results
Optical Spectrum Analyzer 315
Managing WDM Test Results
2. Press Global Parameters.
3. Select the Global Thresholds tab.
4. Select the Activate all thresholds option, to manually set the global
threshold values.
5. Enter values in the boxes as explained below:
³ Average signal power (dBm): is the sum of all signal power of all
the peaks detected in the current acquisition, divided by the total
number of peaks.
³ Signal power flatness (dB): is the difference between the
maximum and minimum signal power values of the detected
peaks, in dB.
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