EXFO FTB -5240S/5240BP Optical Spectrum Analyzer for FTB 500 (NS-1434) - Manual (Page 460)

SCPI Command Reference
452 FTB-5240S/5240BP
Product-Specific Commands—Description
:CALCulate[1..n]:CHANnel:DEFault:
NFOSnr
Description This command sets the Noise For OSNR value.
Possible values for sole parameter: FIXEDIEC,
INBAND or INBANDNF.
At *RST, this value is FIXEDIEC.
Syntax :CALCulate[1..n]:CHANnel:DEFault:NFOSnr<wsp
>FIXEDIEC|INBAND|INBANDNF
Parameter(s) NoiseForOSNR
The program data syntax for the first parameter is
defined as a <CHARACTER PROGRAM DATA>
element. The allowed <CHARACTER PROGRAM
DATA> elements for this parameter are:
FIXEDIEC|INBAND|INBANDNF.
Selects the Noise for OSNR for the default
channel.
FIXEDIEC, selects Fixed range IEC based (IEC) as
the OSNR calculation method.
INBAND, selects In-Band (InB) as OSNR
calculation method.
INBANDNF, selects In-Band narrow filter (InB nf)
as OSNR calculation method.
Example(s) CALC:CHAN:DEFault:NFOSnr FIXEDIEC
See Also CALCulate[1..n]:CHANnel:DEFault:NFOSnr?