EXFO FTB -5240S/5240BP Optical Spectrum Analyzer - Manual (Page 401)

SCPI Command Reference
OSA 395
Product-Specific Commands—Description
:CALCulate[1..n][:WDM]:CHANnel:
CATalog?
Description This query returns a comma-separated list of
strings which contains the names of all user
defined channels for WDM analysis.
At *RST, a single null string is returned: channel
list is empty.
Syntax :CALCulate[1..n][:WDM]:CHANnel:CATalog?
Parameter(s) None
Response Syntax
Response(s) Catalog:
The response data syntax for is
defined as a
element.
The response corresponds to the list
of defined channels name. If no channel names
are defined, a single null string is returned.
Example(s) CALC:WDM:CHAN:DEL:ALL
CALC:WDM:CHAN:CAT? Returns "" (empty
channel list)
CALC:WDM:CHAN:DEF "C_1530", 1530.000 NM
CALC:WDM:CHAN:DEF "C_1550", 1550.000 NM