// Interview & Exam Prep
Interview & Exam Prep
Curated RF engineering interview questions with detailed solutions. Organised by topic, tagged by difficulty — Easy, Medium, and Hard. Built by RF engineers, for RF engineers.
Question Banks
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Transmission Lines
12 questions · Basics, impedance, stubs, standing waves, losses
SOON
S-Parameters
S11/S21 · reciprocity · lossless conditions
SOON
Amplifiers
Gain · stability · P1dB · IP3 · noise figure
SOON
Antennas
Gain · polarisation · VSWR · arrays
SOON
Filters
Poles · response types · insertion loss
SOON
Mixers
Conversion · spurs · IIP3 · LO leakage
SOON
General RF
Link budgets · noise · system design
How to use this section
► Click any question to expand the full detailed answer
► Use the difficulty filter (Easy / Medium / Hard) to focus your practice
► Easy = concepts & definitions · Medium = analysis & calculations · Hard = design & derivations
► Interview tips are highlighted in yellow boxes inside each answer
► Use the difficulty filter (Easy / Medium / Hard) to focus your practice
► Easy = concepts & definitions · Medium = analysis & calculations · Hard = design & derivations
► Interview tips are highlighted in yellow boxes inside each answer