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E. Evaluate Measurement Results.
1. Look for any questionable or problem areas on the
noise graph.
2. Compare graph against known or expected data.
3. If necessary, use HP 3048A to gather additional data
about the noise characteristics of your source.
The process described in the above outline is covered in
much greater detail in Chapter 3. The examples provided in
Chapter 3 will step you through the setup and measurement
procedures.
When you wish to measure the phase or AM noise of your
own source, turn to Chapter 3 and select the example
provided for measuring your device type.
Signal Source Fundamentals
2-11
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