Image Rejection Peaked at −88.2°, Not 90°: Reading an I/Q Mixer Phase Sweep at EuMW 2026
Keysight’s PNA-X characterised an I/Q mixer over LO frequency, baseband frequency and Q drivephase. Image rejection peaked at 46.93 dB at −88.2°, not 90°. The 1.8° offset is the device’s...
WeiterlesenConversion Phase Needs an LO Reference: Reading a Vector Mixer Measurement at EuMW 2026
At EuMW 2026, Anritsu showed scalar and vector mixer measurements on its four-port Tensor VNA. On the demo screen, a consistent phase slope gave about 3.6 ns of group delay,...
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