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Bristol 671 - Measurement Instruction Functions

Bristol 671
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Model 671 User’s Manual REMOTE COMMUNICATIONS
Bristol Instruments, Inc. 37
Measurement Instruction Functions
:POWer?
Returns a power reading in either mW (milliwatts) or dBm as specified
by the :UNIT:POWer function.
A fixed point value (e.g. 23.4).
:READ:POW?
:FETC:POW?
:ENVironment?
Returns the instruments internal temperature in degrees Celsius (ºC)
and pressure in millimeters of mercury (mm Hg).
Two numerical values with units, separated by a comma
(e.g., 28.5 C, 740 MMHG).
:MEAS:ENV?
:FETC:ENV?
:FREQuency?
Returns an input laser reading in units of THz.
A numerical value (e.g., 193.673574). The model 671A returns 9
significant digits, and the model 671B returns 8.
:FETC:FREQ?
:MEAS:FREQ?
:WAVelength?
Returns an input laser wavelength value in units of nm.
A numerical value (e.g., 1548.9981). The model 671A returns 9
significant digits, and the model 671B returns 8.
:FETC:WAV?
:READ:WAV?
:WNUMber?
Returns an input laser reading in units of cm
-1
.
A numerical value (e.g., 6455.78580). The model 671A returns 9
significant digits, and the model 671B returns 8.
:FETC:WNUM?
:MEAS:WNUM?

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