User`s guide

56 N9320A Spectrum Analyzer
3 Functions and Measurements
9 Measure the rejection of the lowpass filter:
Press
> Normal > 370 > MHz, Delta > 160> MHz
The marker readout displays the rejection of the filter at 130
MHz above the cutoff frequency of the lowpass filter. See
Figure 19 as below.
Figure 19 Measure the Rejection Range
Marker