Logging in (or registering) will help the system to select questions that you need to focus on.

T3A08

What is a likely cause of irregular fading of signals propagated by the ionosphere?

Select	Answer
A	Random combining of signals arriving via different paths
B	Intermodulation distortion
C	Interference from thunderstorms
D	Frequency shift due to Faraday rotation

---

Hamboozler: Copyright 2007 Four Batons Technology. All rights reserved.
By continuing to use this site, you are agreeing to the Privacy Policy and Terms of Service.
Contact Us