Chapter 6 269
Data Analysis
Searching for Positions that Match Specified Criteria
6. Data Analysis
Figure 6-12 Peak search (when peak polarity is positive)
Executing a Peak Search
Step 1. Following Step 1 to Step 4 in “Reading values on the trace” on page 253, activate the
marker you are using for the peak search.
Step 2. Press .
Step 3. Press Peak.
Step 4. Press Peak Excursion and enter the lower limit for the peak excursion value.
This sets the peak search to be executed based on the definitions of the newly set lower
limit for the peak excursion value and the currently set peak polarity.
Step 5. Press Peak Polarity.
Step 6. Select a peak polarity.
Softkey Function
Positive Selects Positive as peak polarity
Negative Selects Negative as peak polarity
Both Selects Both Positive and Negative as peak polarity
This sets the peak search to be executed based on the definitions of the currently set lower
limit for the peak excursion value and the newly set peak polarity.
Step 7. Press the corresponding softkey to move the marker to the peak.
Softkey Function
Search Peak Executes peak search
Search Left Executes left search
Search Right Executes right search
NOTE When the data format is in Smith chart or polar format, execute the search for the main
response value of the two marker response values.
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