29
Measuring Multiple Signals
Resolving Signals of Equal Amplitude
Figure 2-5 Unresolved Signals of Equal Amplitude
6 Change the RBW. • Press BW, Res BW, 100, kHz. The RBW setting is less than or
equal to the frequency
separation of the two signals
7 Decrease the video BW. • Press Video BW, 10, kHz. Notice that the peak of the
signal has become two peaks
separated by a 2.5 dB dip
indicating that two signals may
be present. See Figure 2-6.
Step Action Notes
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