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3
Addressing and Initializing the Instrument 3-3
To change the GPIB address 3-4
Making Measurements 3-5
Commands are grouped in subsystems 3-7
Measurement instructions give quick results 3-9
The format of returned data 3-15
Monitoring the Instrument 3-16
Status registers 3-17
Queues 3-22
Reviewing SCPI Syntax Rules 3-23
Example Programs 3-28
Example 1. Measure a DFB laser 3-30
Example 2. Measure WDM channels 3-32
Example 3. Measure WDM channel drift 3-34
Example 4. Measure WDM channel separation 3-37
Example 5. Measure signal-to-noise ratio of each WDM channel 3-39
Example 6. Increase a source’s wavelength accuracy 3-41
Lists of Commands 3- 43
Programming