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Performance Tests
Test 6 - Phase Noise and Spurs of Downconverter
Test 6 - Phase Noise and Spurs of Downconverter
Overview
This test measures the HP 70427A Downconverter Module's phase noise
and spurs at several carrier frequencies.
Specification
Refer to the specification table for Microwave Downconverter RF input
spectral purity:
•
0.05 ppm/V (all oscillators locked): Configuration 1
Equipment
HP 70428A Microwave Source Module (with MMS mainframe and
display).
HP 3048A Phase Noise Measurement System with Options 201, H26.
HP 8562A Spectrum Analyzer
HP 8902A Measuring Receiver (Power Meter)
HP 70428A Option K01 Tune Voltage Supply.
HP 11792A Sensor Module
HP 8491A-10 10 dB Pad.
50 Ω BNC termination.
HP 70427A/HP 70428A User's Guide 14-39
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