Measurements
R&S
®
FSW
211User Manual 1173.9411.02 ─ 19
Frequency values for each range have to be defined relative to the center frequency.
The reference range has to be centered on the center frequency. The minimum span
of the reference range is given by the current "TX Bandwidth" (see "Channel Power
Settings" on page 217).
Remote command:
[SENSe:]ESPectrum<sb>:RANGe<range>[:FREQuency]:STARt on page 736
[SENSe:]ESPectrum<sb>:RANGe<range>[:FREQuency]:STOP on page 737
Fast SEM
Activates "Fast SEM" mode for all ranges in the sweep list. For details see chap-
ter 5.6.4.3, "Fast SEM Measurements", on page 203.
Note: If you deactivate "Fast SEM" mode while "Symmetrical Setup" mode is on,
"Symmetrical Setup" mode is automatically also deactivated.
If you activate "Fast SEM" mode while "Symmetrical Setup" mode is on, not all range
settings can be configured symmetrically automatically.
Remote command:
[SENSe:]ESPectrum<sb>:HighSPeed on page 733
Filter Type
Sets the filter type for this range.
For details on filter types see chapter 6.5.1.6, "Which Data May Pass: Filter Types",
on page 406.
Remote command:
[SENSe:]ESPectrum<sb>:RANGe<range>:FILTer:TYPE on page 735
RBW
Sets the resolution bandwidth for this range.
For details on the RBW see chapter 6.5.1.1, "Separating Signals by Selecting an
Appropriate Resolution Bandwidth", on page 403.
Remote command:
[SENSe:]ESPectrum<sb>:RANGe<range>:BANDwidth[:RESolution]
on page 734
VBW
Sets the video bandwidth for this range.
For details on the VBW see chapter 6.5.1.2, "Smoothing the Trace Using the Video
Bandwidth", on page 404.
Remote command:
[SENSe:]ESPectrum<sb>:RANGe<range>:BANDwidth:VIDeo on page 734
Sweep Time Mode
Activates or deactivates the auto mode for the sweep time.
For details on the sweep time mode see chapter 6.5.1.7, "How Long the Data is Mea-
sured: Sweep Time", on page 407
Remote command:
[SENSe:]ESPectrum<sb>:RANGe<range>:SWEep:TIME:AUTO on page 747
Spectrum Emission Mask (SEM) Measurement
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