O'Reilly logo

Deploying License-Free Wireless Wide-Area Networks by Jack Unger

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Using Direction-Finding Techniques to Locate Noise Sources

The following direction-finding tools and techniques allow you to find the location of a transmitter or other noise source that is interfering with your AP and reducing your network throughput.

Direction-Finding Tools

The following tools allow you to detect and locate interfering signals:

  • Spectrum analyzer— A spectrum analyzer (SA) allows you to see other signals both inside and outside the frequency band that you are using. See Chapter 4, “Performing Site Surveys,” for an explanation of how to use a spectrum analyzer and how to determine interference levels.

  • Directional antenna— A directional antenna attached to the spectrum analyzer indicates the direction that an interfering signal ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required