Unit[1..n]:ratio – Инструкция по эксплуатации EXFO FTB -5240S/5240BP Optical Spectrum Analyzer for FTB 500 (NS-1434)
Страница 646
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Справка по командам SCPI
640
FTB-5240S/S-P/BP
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
<Unit>
Response(s)
Unit:
The response data syntax for <Unit> is defined as
a <CHARACTER RESPONSE DATA> element.
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
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