E4E11 : What could be the cause of local AM broadcast band signals combining to generate spurious signals on the MF or HF bands?
A
One or more of the broadcast stations is transmitting an over-modulated signal
B
Nearby corroded metal connections are mixing and reradiating the broadcast signals
C
You are receiving skywave signals from a distant station
D
Your station receiver IF amplifier stage is overloaded
Correct Answer: Nearby corroded metal connections are mixing and reradiating the broadcast signals