Agilent Technologies N9320A Guía de usuario Pagina 70

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62 N9320A Spectrum Analyzer
3 Functions and Measurements
8 Normalize the trace:
Press > Tracking Generator > More > Normalize > Store Ref (1
3) > Normalize (On)
This activates the trace 1 minus trace 3 function and display
the results in trace 1 (Figure 23). The normalized trace or
flat line represents 0 dB return loss. Normalization occurs
each sweep. Replace the short circuit with the DUT.
Figure 23 Short Circuit Normalized
MODE
NOTE
Since the reference trace is stored in trace 3, changing trace 3 to Clear
Write invalidates the normalization.
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