Ceyear 4051 Series, User Manual

Page: 57 / 751

3 Introduction to Use
3.3 Basic measurement methods
43
Fig. 3.18 Calibration signal spectrum after optimizing settings
3.3.2.2 Set and move markers
The marker is used to determine the position of specific function in the trace. Its most common purpose is to
determine certain peak. When a marker is enabled, the default settings will be applied. Here we are going to
set a peak marker on the spectrum trace.
Step 1. reset the instrument:
 Press
【
Preset
】
key to restore the instrument to a predefined configuration status.
Step 2. execute Continuous Sweep Off:
 Press 【 Single 】 key on the front panel.
Execute Continuous Sweep Off for once to generate a trace to help set a marker on it.
Step 3. enable Marker:
 Press
【
Marker
】
key on the front panel to display Marker soft menu.
At such time, Marker 1 is activated default as on Trace 1 and automatically set as the center frequency of
Trace 1 as shown in Fig. 3.19. Such marker is indicated at the top right corner of the table as ―Marker 1 [T1]‖.
See
―3.3.1.1 Display area information‖ of the Manual for more details the marker.