Anritsu MS9740A - Trace[:Data]:X:start; Trace[:Data]:X:stop

3.4 Device Message Details
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3
Message Details
:TRACe[:DATA]:X:STARt?
Function
This command queries the start wavelength.
Syntax
:TRACe[:DATA]:X:STARt? <trace_name>
Response Data
<numeric>
<numeric>: Start wavelength (m)
+6.00000000E–007 to +1.75000000E–006
Example of Use
:TRACe:DATa:X:STARt? TRC
>+1.54102000E-006
:TRACe[:DATA]:X:STOP?
Function
This command queries the stop wavelength.
Syntax
:TRACe[:DATA]:X:STOP? <trace_name>
Response Data
<numeric>
<numeric>: Stop wavelength (m)
+6.00000000E–007 to +1.80000000E–006
Example of Use
:TRACe:DATa:X:STOP? TRC
>+1.60000000E-006