Spectrum Measurements
R&S
®
ESRP
381
User Manual 1175.7445.02 ─ 08
●
To zoom into the display around a marker, press the
on page 379 softkey and enter a span.
●
To link the delta marker1 to marker1, so if the x-axis value of the marker 1 is
changed, the delta marker 1 follows on the same x-position, press the
softkey.
Displayed Marker Information
The following additional information is displayed within the diagram grid or in a marker
table beneath the diagram. The marker table is displayed automatically if more than 2
markers are active. You can hide or show the table using the
softkey.
Marker information in Diagram Grid
The x and y axis positions of the last 2 markers or delta markers that were set, as well
as their index, are displayed within the diagram grid, if available. The value in the
square brackets after the index indicates the trace to which the marker is assigned.
(Example: M1[1) defines marker 1 on trace 1.) For more than 2 markers, a separate
marker table is displayed beneath the diagram.
If applicable, the active measurement function for the marker and its main results are
indicated, as well. The functions are indicated with the following abbreviations:
FXD
Reference fixed marker active
PHNoise
Phase noise measurement active
CNT
Frequency counter active
TRK
Signal track active
NOIse
Noise measurement active
MDepth
Measurement of the AM modulation depth active
TOI
TOI measurement active
Occ BW
Occupied bandwidth
Marker Information in Marker Table
In addition to the marker information displayed within the diagram grid, a separate
marker table may be displayed beneath the diagram. This table provides the following
information for all active markers:
No.
Serial number
Type
Marker type: N (normal), D (delta), T (temporary, internal)
Dgr
Diagram number
Trc
Trace to which the marker is assigned
Stimulus
x-value of the marker
Response
y-value of the marker
Analysis