EXFO FTB -5240S/5240BP Optical Spectrum Analyzer for FTB 500 (NS-1434) - Инструкция (Страница 457)

Справка по командам SCPI
OSA 451
Product-Specific Commands—Description
DEFault allows the instrument to select a value
for the <Center> parameter.
The <Center> parameter corresponds to a valid
channel center frequency in hertz.
The
CALCulate[1..n][:WDM]:CHANnel:CENTer:FREQ
uency? MIN and
CALCulate[1..n][:WDM]:CHANnel:CENTer:FREQ
uency? MAX queries can be used to determine
valid channel center frequency range.
Example(s) CALC:WDM:CHAN:DEF "ITU_22",192.1750 THZ
CALC:WDM:CHAN:SEL "ITU_22"
CALC:WDM:CHAN:CENT:FREQ? Returns
1.921750E+014
CALC:WDM:CHAN:CENT:FREQ 193.4145 THZ
CALC:WDM:CHAN:CENT:FREQ? Returns
1.934145E+014
See Also :CALCulate[1..n][:WDM]:CHANnel[:DEFine]
:CALCulate[1..n][:WDM]:CHANnel:CENTer:FRE
Quency?
:CALCulate[1..n][:WDM]:CHANnel:CENTer[:WAV
Elength]
:CALCulate[1..n][:WDM]:CHANnel:SELect
:CALCulate[1..n][:WDM]:CHANnel:
CENTer:FREQuency