Agilent Technologies E5500A User Manual page 312

FM Discriminator Measurement Examples
Discriminator Measurement using FM Rate and Deviation Calibration
c. Set the FM Rate to 20 kHz and FM Deviation to 10 kHz.
8. Choose the Block Diagram tab from the Define Measurement
window.
a. From the Reference Source pull-down, select Manual.
b. From the Phase Detector pull-down, select Automatic Detector
Selection.
Agilent Technologies E5500 Phase Noise Measurement System 11-23