Common Analysis and Display Functions
R&S
®
ESW
228
User Manual 1177.6298.02 ─ 08
11.4.1.1
Marker Results
The results can be displayed directly within the diagram area or in a separate table. By
default, the first two active markers are displayed in the diagram area. If more markers
are activated, the results are displayed in a marker table.
Marker information in diagram area
By default, the results of the last two markers or delta markers that were activated are
displayed in the diagram area.
The following information is displayed there:
●
The marker type (M for normal, D for delta, or special function name)
●
The marker number (1 to 16)
●
The assigned trace number in square brackets [ ]
●
The marker value on the y-axis, or the result of the marker function
●
The marker position on the x-axis
Marker information in marker table
In addition to the marker information displayed within the diagram area, a separate
marker table may be displayed beneath the diagram. This table provides the following
information for all active markers:
Table 11-3: Contents of the marker table in the Receiver application
Wnd
Window type the marker is positioned in.
Type
Marker type: N (normal), D (delta), T (temporary, internal) and number
Ref
Reference marker for delta markers
Trc
Trace to which the marker is assigned
X-value
X-value of the marker
Y-value
Y-value of the marker
11.4.1.2
Searching for Signal Peaks
A common measurement task is to determine peak values, i.e. maximum or minimum
signal levels. The R&S
ESW provides various peak search functions and applications:
●
Setting a marker to a peak value once (Peak Search)
●
Searching for a peak value within a restricted search area (Search Limits)
●
Creating a marker table with all or a defined number of peak values for one mea-
surement (Marker Peak List)
Marker Usage
