EXFO FTB -5240S/5240BP Optical Spectrum Analyzer for FTB 500 (NS-1434) - Manual (Page 291)

Managing Results
Optical Spectrum Analyzer 283
Managing WDM Test Results
Results Tab
The results table shows channel results for the active trace. The results for
only the channels within the scan range will be displayed. The pass/fail
verdict for thresholds are also displayed in the results table. If the verdict is
fail for any parameter, its value will appear in red.
To view results:
From the main window, select the Results tab.
The following information related to the channels is displayed in the
Results table:
³
P/F: indicates Pass/Fail status of the channel.
: indicates Pass status.
: indicates Fail status, meaning at least one parameter failed.
³
Ch#: indicates the channel number. Channel 1 corresponds to the first
channel found.
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Name: indicates the channel name as defined in the channel list.
³
Center wavelength/frequency: indicates the spectral center-of-mass
for the peak in that channel.
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Power (dBm): indicates the signal power for the selected channel
(excludes noise) (according to current calculation method, in dBm).
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OSNR (dB): is the Optical Signal to Noise Ratio, given by Signal power
(according to the current calculation method, in dBm) minus Noise
(according to the current calculation method, in dBm).