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R&S ESU Basic Measurement Examples
Performing a Level and Frequency Measurement
5.10 Quick Start Guide 1302.6163.62 - 04
7. Analyze the level in frequency domain using the marker functions.
Alternatively, you can use the peak search functions (see step 8 ).
➢
Press the MRK key.
The marker jumps to the largest signal peak shown on the display screen.
The level and frequency measured by the marker can be read in the marker field at the
upper edge of the display screen.
➢
Move the marker on the trace with the aid of the rotary knob.
The respective level and frequency values are displayed in the marker field.
8. Analyze the level in frequency domain using the peak search functions.
Alternatively, you can use the marker functions (see step 7 ).
➢
Press the Press the MKR
−>
key.
The MKR
−>
menu is displayed.
➢
Press the PEAK softkey.
The marker is positioned at the maximum level in the display.
➢
Press the menu change key NEXT .
➢
Press the NEXT MIN softkey.
The marker moves to the next lower level in the spectrum irrespective of whether the
frequency is higher or lower than that of the previously measured
PEAK value.
➢
Press the menu change key PREV .
➢
Press the NEXT PEAK RIGHT softkey.
The marker is displayed on the next peak level at a higher frequency (see Fig. 5-5 ).
The displayed spectrum can be further analyzed with the aid of up to 4 markers. The
markers can be assigned to different traces.
➢
Press the DISP key.
The DISPLAY menu is displayed.
When the marker is switched on for the first time, it automatically
performs the PEAK SEARCH function as demonstrated in this
example.
If a marker was already active, the
PEAK softkey in the MRK-> menu
must be pressed in order to set the currently active marker to the
displayed signal maximum.