Selecting A Reference Source; Setup Considerations For The Rf Synthesizer Using Efc Measurement - Agilent Technologies E5500A User Manual

Phase noise measurement system

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Table of Contents

Selecting a Reference

Setup Considerations

for the RF Synthesizer

1. From the Define menu, choose Measurement; then choose the Block

Diagram tab from the Define Measurement window.

2. From the Reference Source pull-down list, select your reference source.

3. When you have completed these operations, click the Close button

Measurement Noise Floor

The signal amplitude at the R input (Signal Input) port on the

Agilent/HP 70420A sets the measurement noise floor level. Use the

following graph to determine the amplitude required to provide a noise floor

level that is below the expected noise floor of your UUT.

Agilent Technologies E5500 Phase Noise Measurement System 7-77

Absolute Measurement Examples

RF Synthesizer using EFC