HP 70427A User Manual page 568

Figure 14-12
Procedure
Test Setup
Set up the HP 3048A according to the HP 3048A Installation Guide.
Connect the reference source and the DUT as shown on the following
diagram:
Reference Source and DUT Connection Diagram
The following procedure assumes familiarity with HP 3048A operation.
Initial configuration of the test system and DUT is done in steps 1 to 3. A
phase noise measurement is made 3 times at difference carrier frequencies.
The software configurations and frequencies are listed for each measurement
in steps 4 through 6.
Step 1 - Initial HP 3048A measurement definition
Specify measurement type and frequency range
•
Measurement type: Phase Noise Using a Phase-Lock-Loop
•
Start freq: will be entered later.
•
Stop freq: 40 MHz
•
Averages: 4
Test 8 - Phase Noise and Spurs (RF)
HP 70427A/HP 70428A User's Guide 14-57
Performance Tests