Rohde & Schwarz ESW Series - Diagram Scale; Preselector; Frequency and Span Configuration; Impact of the Frequency and Span Settings

Common Measurement Settings
R&S
®
ESW
175User Manual 1177.6298.02 ─ 08
10.7.3 Diagram Scale
Access: "Overview" > "Amplitude" > "Scaling"
Scaling settings configure the vertical axis of diagrams.
Grid Range / Minimum Level.......................................................................................175
Grid Range / Minimum Level
Defines the scale of the vertical diagram axis.
The display ranges go from 10 dB to 200 dB in 10 dB steps. Invalid entries or combi-
nations of range and minimum level are rounded off to the nearest valid value.
●
"Range"
Defines the level display range for the scan diagram.
●
"Minimum Level"
Defines the minimum level of the display range.
Remote command:
Range: DISPlay[:WINDow<n>]:TRACe<t>:Y[:SCALe] on page 510
Min. level: DISPlay[:WINDow<n>]:TRACe<t>:Y[:SCALe]:BOTTom on page 510
10.7.4 Preselector
For more information see Chapter 10.6.2, "Configuring the Preselector", on page 149.
10.8 Frequency and Span Configuration
The frequency and span settings define the scope of the signal and spectrum that you
want to analyze.
● Impact of the Frequency and Span Settings.........................................................175
● Frequency and Span Settings...............................................................................178
10.8.1 Impact of the Frequency and Span Settings
Some background knowledge on the impact of the described settings is provided here
for a better understanding of the required configuration.
● Defining the Scope of the Measurement - Frequency Range...............................176
● Coping with Large Frequency Ranges - Logarithmic Scaling............................... 176
● Keeping the Center Frequency Stable - Signal Tracking...................................... 177
Frequency and Span Configuration