EXFO FTB -5240S/5240BP Optical Spectrum Analyzer for FTB 500 (NS-1434) - Handbuch (Seite 461)

SCPI-Befehlsreferenz
OSA 453
Product-Specific Commands—Description
DEFault allows the instrument to select a value
for the <Width> parameter.
The <Width> parameter corresponds to a valid
width in meter for the noise measurement
region.
The
CALCulate[1..n][:WDM]:CHANnel:NOISe:WIDTh
[:WAVelength]? MIN and
CALCulate[1..n][:WDM]:CHANnel:NOISe:WIDTh
[:WAVelength]? MAX queries can be used to
determine valid width values.
Example(s) CALC:WDM:CHAN:DEF "ITU_22",192.1750 THZ
CALC:WDM:CHAN:SEL "ITU_22"
CALC:WDM:CHAN:NOIS:TYPE POLY5
CALC:WDM:CHAN:NOIS:WIDTh:WAV 12.5 NM
CALC:WDM:CHAN:NOIS:WIDTh:WAV? Returns
1.250000E-008
:CALCulate[1..n][:WDM]:CHANnel:
NOISe:WIDTh[:WAVelength]