89
Measuring Noise
Improving Phase Noise Measurements by Subtracting Signal Analyzer Noise
Figure 7-11 Measurement of DUT and Analyzer Noise
7 Measure only the analyzer
noise using trace 2 (blue
trace) with trace averaging.
a. Turn off or remove the DUT signal to
the RF input of the analyzer.
b. Press Trace/Detector, Select Trace,
Trace 2, Clear Write, Trace
Average.
c. Press View/Blank, View.
Allow time for sufficient
averaging.
See Figure 7-12.
Step Action Notes
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