Exfo FTB -5240S/5240BP Optical Spectrum Analyzer for FT Manual do Utilizador descarregar pdf (Página 301)

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101

Managing Results

Optical Spectrum Analyzer 293

Managing WDM Test Results

2. Select a row from the Results tab to view the channel results for the

selected channel.

³ Channel name: indicates the name of the channel as defined in the

channel list.

³ Center wavelength/frequency: indicates the spectral center-of-mass

for the peak in that channel.

³ Wavelength/Frequency deviation: indicates the difference between

the channel center wavelength/frequency and the measured signal

center wavelength/frequency.

³ Signal power: indicates the signal power for the selected channel

(excludes noise).

³ OSNR: 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).

³ Noise: indicates the level of the noise for the selected channel.

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Exfo FTB -5240S/5240BP Optical Spectrum Analyzer for FT Manual do Utilizador Página 301

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