Chapter 5. Selecting Antenna Systems

Your selection of the proper antenna system is the biggest factor in the success of your wireless network. This chapter helps you select the most effective antenna system for your wireless wide-area network (WAN). This chapter discusses the following topics:

  • How antennas focus power

  • Basic antenna types

  • Antenna polarization and how to use it

  • Reasons to combine antennas and how to combine them

  • Reasons to isolate antennas and how to isolate them

In a wired Ethernet, the Ethernet cable directs the signal. Ethernet packets can go only where the Ethernet cable goes. In a broadband wireless WAN, the antenna directs the signal. Wireless packets can only go where the antenna system radiates them.

Your antenna system must ...

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