Calculate[1..n][:wdm]:data:channel: noise – Инструкция по эксплуатации EXFO FTB -5240S/5240BP Optical Spectrum Analyzer for FTB 500 (NS-1434)
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Справка по командам SCPI
OSA
525
Product-Specific Commands—Description
:CALCulate[1..n][:WDM]:DATA:CHANnel:
NOISe?
Description
This query returns computed WDM analysis result
for noise power level of the selected channel.
At *RST, this value is not available.
Syntax
:CALCulate[1..n][:WDM]:DATA:CHANnel:NOISe?
Parameter(s)
None
Response Syntax
<Noise>
Response(s)
Noise:
The response data syntax for <Noise> is defined
as a <NR3 NUMERIC RESPONSE DATA>
element.
The <Noise> response corresponds to the
computed noise power level.
Example(s)
CALC:CHAN:DEL:ALL
CALC:CHAN:DEF "CWDM_03", 1615.000 NM
CALC:CHAN:SEL "CWDM_03"
CALC:CHAN:SIGP:TYPE IPOW
CALC:CHAN:NOIS:AUTO OFF
CALC:CHAN:NOIS:TYPE IEC
<Do measurement>
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