Chapter 6

Radio Frequency Fundamentals for Wireless LAN Technology

The following CWTS exam objectives are covered in this chapter:

  • 1.2 Define basic characteristics of and concepts relating to Wi-Fi technology
    • Range, coverage, and capacity
    • Frequencies/channels used
    • Channel reuse and co-location
  • 3.1 Define the basic concepts and units of RF measurements, identify when they are used, and perform basic unit conversion
    • Watt (W) and milliwatt (mW)
    • Decibel (dB)
    • dBm
    • dBi
    • RSSI
    • SNR
  • 3.2 Identify and explain RF signal characteristics
    • Frequency
    • Wavelength
    • Amplitude
    • Phase
  • 3.3 Identify factors which affect the range and rate of RF transmissions
    • Line-of-sight requirements
    • Interference (Wi-Fi and non-Wi-Fi)
    • Environmental factors, including building materials ...

Get CWTS: Certified Wireless Technology Specialist Official Study Guide: (PW0-071), 2nd Edition 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.

Start your free trial