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EXFO FTB -5240S/5240BP Optical Spectrum Analyzer User Manual

Page 377

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SCPI Command Reference

OSA

371

Product-Specific Commands—Description

DEFault allows the instrument to select a value

for the parameter.

The parameter corresponds to a valid

width in hertz for the noise measurement region.

The

CALCulate[1..n][:WDM]:CHANnel:AUTO:NOISe:

WIDTh:FREQuency? MIN and

CALCulate[1..n][:WDM]:CHANnel:AUTO:NOISe:

WIDTh:FREQuency? MAX queries can be used to

determine valid width values.

Example(s)

CALC:WDM:CHAN:AUTO:NOIS:TYPE POLY5

CALC:WDM:CHAN:AUTO:NOIS:WIDTh:FREQ

100.0 GHZ

CALC:WDM:CHAN:AUTO:NOIS:WIDTh:FREQ?

Returns 1.000000E+011

Notes

Custom width for noise measurement region is

applied only if selected noise type is

POLYnomial5.

See Also

:CALCulate[1..n][:WDM]:CHANnel:AUTO

:CALCulate[1..n][:WDM]:CHANnel:AUTO:NOISe:

WIDTh[:WAVelength]

:CALCulate[1..n][:WDM]:CHANnel:AUTO:NOISe:

WIDTh:FREQuency?

:CALCulate[1..n][:WDM]:CHANnel:AUTO:NOISe:

DISTance:FREQuency

:CALCulate[1..n][:WDM]:CHANnel:AUTO:NOISe:

TYPE

:CALCulate[1..n][:WDM]:CHANnel:NOISe:WIDT

h:FREQuency

:CALCulate[1..n][:WDM]:CHANnel:AUTO:

NOISe:WIDTh:FREQuency