EXFO FTB -5240S/5240BP Optical Spectrum Analyzer User Manual
Page 607
SCPI Command Reference
OSA
601
Examples on Using the SCPI Commands
Performing an Averaging Acquisition for InBand
Noise Analysis
Command Sequence
Comments
parameters> Disable power offset. SENS:WAV:OFFS -0.127 NM Set wavelength 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 specific trace averaging for InBand noise measurement. SENS:AVER:COUN 300 Set the number of sweep to average at 300. TRIG:SEQ:SOUR IMM Set 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 the acquisition to be completed. Poll bit 8 until the returned value is 0. results>
SENS:CORR:OFFS:MAGN 0.0 DB
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