Agilent Technologies E5500A User Manual page 220

Table 7-16 Parameter Data for the RF Synthesizer (EFC) Measurement
Step Parameters
1 Type and Range Tab
Measurement Type
• Start Frequency
• Stop Frequency
• Minimum Number of Averages
FFT Quality
2 Sources Tab
Carrier Source
• Frequency
• Power
• Carrier Source Output is
connected to:
Detector Input
• Frequency
Reference Source
• Frequency
• Reference Source Power
VCO Tuning Parameters
• Nominal Tune Constant
• Tune Range +/-
• Center Voltage
• Input Resistance
3 Cal Tab
• Phase Detector Constant
• VCO Tune Constant
• Phase Lock Loop Suppression
• If Limit is exceeded
4 Block Diagram Tab
• Carrier Source
• Downconverter
• Reference Source
• Timebase
• Phase Detector
• Test Set Tune Voltage
Destination
• VCO Tune Mode
Data
• Absolute Phase Noise (using a phase locked loop)
• 10 Hz
• 4 E + 6 Hz
• 4
• Fast
• 500 E + 6 Hz
• 10 dBm
• Test Set
• 500 E +6 Hz
• 500 E +6 Hz (same as Carrier Source Frequency)
• 16 dBm
• 2.5 Hz/V
• +/- 10 Volts
• 0 Volts
• 1 E +6 ohms
• Measure Phase Detector Constant
• Measure from expected VCO Tune Constant
• Verify calculated phase locked loop suppression
• Show Suppression Graph
• Manual
• None
• Agilent/HP 8663A
• None
• Automatic Detector Selection
• Reference Source
• EFC
Agilent Technologies E5500 Phase Noise Measurement System 7-95
Absolute Measurement Examples
RF Synthesizer using EFC