Chapter 6 — CDMA Commands 6-8 :MEASure Subsystem
MS2720T PM PN: 10580-00341 Rev. C 6-11
6-8 :MEASure Subsystem
These commands take the instrument from its current state, enable the specified
measurement and put the instrument into single sweep mode. They correct any parameters
that are invalid given the new measurement state such that a valid measurement can take
place. Other settings may be changed. Refer to the documentation of CONFigure for each
measurement. They then initiate the measurement. When the measurement is complete, they
return the result.
To make a measurement with settings other than the “default” measurement settings applied
by CONFigure, do the following:
• Send the appropriate CONFigure command to set the desired measurement.
• Modify the settings as required.
• Send the appropriate READ command to measure and return the result.
To get the current measurement data, use the appropriate FETCh command.
:MEASure:DEMod:CDPower?
Title: Measure Code Domain Power
Description: Sets the active measurement to Code Domain Power, sets the default
measurement parameters, triggers a new measurement and returns the
Pilot Power, Channel Power, Noise Floor, Rho, Carrier Feed Through,
Tau, RMS Phase Error, Frequency Error, Frequency Error PPM, Page,
Sync, and Q Page measurement results. It is a combination of the
following commands :CONFigure:DEMod CDPower and
:READ:DEMod:CDPower? To make a CDP measurement with settings
other than the default values send:
:CONFigure:DEMod CDPower
Commands to set desired settings
:READ:DEMod:CDPower?
Data is returned as 12 comma-delimited values: Pilot Power in the
current user set unit (dBm/W/mW), Channel Power in the current user
set unit (dBm/W/mW), Noise Floor in dB, Rho, Carrier Feed Through
in dB, Tau in ps, RMS Phase Error in deg, Frequency Error in Hz,
Frequency Error PPM, Page in dBm, Sync in dBm, and Q Page. All
invalid values are replaced with “--”.
Default Unit: dBm
Related Command: :CONFigure:DEMod CDPower
:READ:DEMod:CDPower?
FETCh:DEMod:CDPower?
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