User`s guide
7-22
Agilent Technologies E5500 Phase Noise Measurement System
Absolute Measurement Examples
Stable RF Oscillator
Table 7-4 Parameter Data for the Stable RF Oscillator Measurement
Step Parameters Data
1 Type and Range Tab
• Measurement Type
• Start Frequency
• Stop Frequency
• Averages
•Quality
• FFT Analyzer Measurement
Mode
• Absolute Phase Noise (using a phase locked loop)
•1Hz
•100E+6Hz
•4
•Normal
• Use Multiple Time Segments
2 Sources Tab
• Carrier Source Frequency
• Carrier Source Power
• Carrier Source Output is
connected to:
• Detector Input Frequency
• Reference Source Frequency
• Reference Source Power
• Nominal Tune Constant
• Tune Range +/-
• Center Voltage
• Input Resistance
• Maximum Allowed Deviation
from Center Voltage
•100E+6Hz
•8dBm
• Test Set
•100E+6Hz
• 100 E +6 Hz (same as Carrier Source Frequency)
•16dBm
•40E+3Hz/V
•+/-10Volts
•0Volts
•1E+6ohms
•1Volts
3CalTab
• Phase Detector Constant
• VCO Tune Constant
• Phase Lock Loop Suppression
• Measure Phase Detector Constant
• Calculate VCO Tune Constant
• Verify calculated phase locked loop suppression
4 Block Diagram Tab
• Carrier Source
• Downconverter
• Reference Source
• Timebase
• Phase Detector
• Test Set Tune Voltage Output
• Test Set Tune Voltage
Destination
• VCO Tune Mode
•None
•None
• Agilent/HP 8662A
•None
• Automatic Detector Selection
• Front Panel
• Reference Source
• DCFM