Chapter 3. RF Signals in the Real World

This chapter covers the following topics:

Image Interference—This section describes several types of external interference that can adversely affect a wireless signal.

Image Free Space Path Loss—This section explains why a radio frequency signal degrades as it travels through free space.

Image Effects of Physical Objects—This section explores what happens when an RF signal meets various physical objects, resulting in effects ...

Get CCNA Wireless 640-722 Official Cert Guide now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.