Exfo FTB -5240S/5240BP Optical Spectrum Analyzer Manual do Utilizador Página 356

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SCPI Command Reference
350 FTB-5240S/S-P/BP
Product-Specific Commands—Description
:CALCulate[1..n][:WDM]:
BANDwidth[1|2]|BWIDth[1|2]:
RelativeLEVel
Description This command sets WDM analysis bandwidth
position for all channels to a specific value.
Bandwidth position value is the power level
relative to peak maximum where signal
bandwidth of a channel is computed.
At *RST, this value is set to 3.0 dB for bandwidth1
and 20.0 dB for bandwidth2.
Syntax :CALCulate[1..n][:WDM]:BANDwidth[1|2]|BWI
Dth[1|2]:RelativeLEVel<wsp><PowerLevel[<
wsp>DB|W/W|PCT]>|MAXimum|MINimum|D
EFault
Parameter(s) PowerLevel:
The program data syntax for <PowerLevel> is
defined as a <numeric_value> element
followed by an optional <SUFFIX PROGRAM
DATA> element. The allowed <SUFFIX
PROGRAM DATA> elements are: DB|W/W|PCT.
The <PowerLevel> special forms MINimum,
MAXimum and DEFault are accepted on input.
MINimum allows to set the instrument to the
smallest supported value.
MAXimum allows to set the instrument to the
greatest supported value.
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