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EXFO FTB -5240S/5240BP Optical Spectrum Analyzer User Manual

Page 621

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SCPI Command Reference

OSA

615

Examples on Using the SCPI Commands

CALC:WDM:CHAN:NOIS:TYPE INBN

Set the selected channel specific InBand noise

measurement type.

SENS:CORR:OFFS:MAGN 0.0 DB

Disable the power offset.

SENS:WAV:OFFS 0.0 NM

Disable the spectral offset.

SENS:WAV:STAR 1525.000 NM

Set sweep spectral range: 1525.000 nm to

1570.000 nm.

SENS:WAV:STOP 1570.000 NM

""

SENS:AVER:STAT ON

Enable trace averaging.

SENS:AVER:TYPE PMMH

Select the averaging type for InBand noise

measurement.

SENS:AVER:COUN 300

Set the number of sweeps to average.

TRIG:SEQ:SOUR IMM

Set the sweep trigger event source to

immediate.

STAT?

Test instrument state is idle. Poll STAT? until the

returned state is READY.

INIT:IMM

Start sweep acquisition.

STAT:OPER:BIT8:COND?

Wait for acquisition to be completed. Poll bit 8

until the returned value is 0.

results>

See Retrieving Analysis Results (WDM) on

page 609.

Command Sequence

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