User`s guide

Chapter 6 273
Data Analysis
Obtaining the bandwidth of a trace (notch search)
6. Data Analysis
Executing a notch Search
Step 1. Place the active marker on the desired point on the trace on which the notch search is
executed. The response value of this active marker itself is the insertion loss in the notch
search (
loss).
Step 2. Press .
Step 3. Press
Notch Value and enter the notch value in the entry area that appears.
Step 4. Press
Notch to turn on the notch search. In the upper left of the trace display, six bandwidth
parameters are displayed. (See Figure 6-16).
Figure 6-16 Notch Search Results (notch value = −3 dB)