184 Chapter 2
One-Button Measurement Functions
Meas Setup (Spectrum Emissions Mask—SEM)
One-Button Measurement Functions
2.19.2 Meas Type Displays a menu where you can select a measurement reference type, Tota l Pwr R ef or PSD
Ref.
Key Path: Meas Setup
Factory Preset: Total Pwr Ref
Remote Command:
[:SENSE]:SEMask:TYPE TPRef | PSDRef
[:SENSE]:SEMask:TYPE?
Example: SEM:TYPE TPRef or SEM:TYPE PSDRef
SEM:TYPE?
2.19.2.1 Total Pwr Ref
When Tota l Pwr R ef is selected, the power in the carrier is used as the reference in
computing the relative power values for the offsets.
Key Path: Meas Setup, Meas Type
History: Updated with PSA firmware revision A.03.00
Updated with ESA firmware revision A.09.00
2.19.2.2 PSD Ref
When PSD Ref is selected, the mean power spectral density of the carrier is used in
computing the relative power spectral density values for the offsets.
Key Path: Meas Setup, Meas Type
Factory Preset: On (Auto)
History: Updated with PSA firmware revision A.03.00
Updated with ESA firmware revision A.09.00
2.19.3 Ref Channel Accesses the menu of keys that enable you to change the reference channel settings.
Key Path: Meas Setup