Amateur Extra › E4 Amateur Practices › E4C03
E4C03
What is the term for the suppression in an FM receiver of one signal by another stronger signal on the same frequency?
Pick an answer to check it.
Answer: C. Capture effect
In FM, the stronger of two signals on the same frequency takes over and suppresses the weaker one. This is called the capture effect.
Tip: FM: the strongest signal captures the receiver.