E4C Receiver performance: phase noise, noise floor, image rejection, minimum detectable signal (MDS), increasing signal-to-noise ratio and dynamic range, noise figure, reciprocal mixing; selectivity; SDR non-linearity; use of attenuators at low frequencies
- Pool questions
- 14
- Expected on an exam
- 1
- Lessons
- 1
Part of subelement E4 — AMATEUR PRACTICES, which contributes 5 questions to every exam across 5 groups.
Lessons covering this
- Receiver Performance: Noise Floor and Sensitivity12 min
Compute how bandwidth changes the noise floor, define MDS and noise figure, and explain reciprocal mixing and what a roofing filter fixes.
Question ids
E4C01 · E4C02 · E4C03 · E4C04 · E4C05 · E4C06 · E4C07 · E4C08 · E4C09 · E4C10 · E4C11 · E4C12 · E4C13 · E4C14