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4
Addressing and Initializing the Instrument 4-3
To change the GPIB address 4-3
Making Measurements 4-5
Commands are grouped in subsystems 4-7
Measurement instructions give quick results 4-9
The format of returned data 4-15
Monitoring the Instrument 4-16
Status registers 4-16
Queues 4-21
Reviewing SCPI Syntax Rules 4-23
Example Programs 4-29
Example 1. Measure a DFB laser 4-31
Example 2. Measure WDM channels 4-33
Example 3. Measure WDM channel drift 4-35
Example 4. Measure WDM channel separation 4-38
Example 5. Measure SN ratio of WDM channels 4-40
Example 6. Increase a source’s wavelength accuracy 4-42
Lists of Commands 4-44
Programming