beautypg.com

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

Page 357

background image

SCPI Command Reference

OSA

351

Product-Specific Commands—Description

DEFault allows the instrument to select a value

for the parameter.

The parameter corresponds to a

valid bandwidth position value.

The CALCulate[1..n]:BANDwidth? MIN and

CALCulate[1..n]:BANDwidth? MAX queries can

be used to determine valid bandwidth position

range.

Example(s)

UNIT:RAT DB

CALC:BWID2:RLEV 10.55 DB

CALC:BWID2:RLEV? Returns: 1.055000E+001

CALC:WDM:BAND2:RLEV DEF

CALC:WDM:BAND2:RLEV? Returns:

2.000000E+001

Notes

Bandwidth1 position cannot be changed: it is

always set at 3.0 dB.

See Also

:CALCulate[1..n][:WDM]:BWIDth[1|2]|BANDwi

dth[1|2]:RelativeLEVel?

:CALCulate[1..n][:WDM]:OSNR:BWIDth|BANDw

idth[:RESolution]

:CALCulate[1..n][:WDM]:OSNR:BWIDth|BANDw

idth[:RESolution]:AUTO

:CALCulate[1..n][:WDM]:THReshold

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

BANDwidth[1|2]|BWIDth[1|2]:

RelativeLEVel