EXFO FTB-5230S Optical Spectrum Analyzer for FTB 200 v2 User Manual
Page 455

Referencia de instrucciones SCPI
OSA
449
Product-Specific Commands—Description
:CALCulate[1..n][:WDM]:CHANnel:
NOISe:DISTance[:WAVelength]
Description
This command sets the wavelength distance
from peak to center of noise region for noise
measurement of the selected WDM analysis
channel.
At *RST, this value is not available.
At CALCulate[1..n][:WDM]:CHANnel[:DEFine],
channel noise measurement distance is set to
100.0 GHz.
Syntax
:CALCulate[1..n][:WDM]:CHANnel:NOISe:DISTan
ce[:WAVelength]<wsp><Distance[<wsp>M]>
|MAXimum|MINimum|DEFault
Parameter(s)
Distance:
The program data syntax for <Distance> is
defined as a <numeric_value> element
followed by an optional <SUFFIX PROGRAM
DATA> element. The allowed <SUFFIX
PROGRAM DATA> element is M. The
<Distance> special forms MINimum, MAXimum
and DEFault are accepted on input.
MINimum allows to set the instrument to the
smallest supported value.
MAXimum allows to set the instrument to the
greatest supported value.