Unit[1..n]:ratio – EXFO FTB-5230S Optical Spectrum Analyzer for FTB 200 v2 User Manual
Page 621

Referencia de instrucciones SCPI
OSA
615
Product-Specific Commands—Description
:UNIT[1..n]:RATio?
Description
This query returns the selected default unit for
commands which program relative power.
At *RST, default relative power unit is set to DB.
Syntax
:UNIT[1..n]:RATio?
Parameter(s)
None
Response Syntax
Response(s)
Unit:
The response data syntax for
as a
The response corresponds to the selected
default relative power unit.
DB: dB power unit is selected.
W/W: watt ratio power unit is selected.
%: percent power unit is selected.
Example(s)
UNIT:RAT W/W
UNIT:RAT? Returns W/W
See Also
:UNIT[1..n]:POWer
:UNIT[1..n]:SPECtrum
:UNIT[1..n]:RATio
This manual is related to the following products: