At a glance you can see what Wi-Fi channels are quiet and what channels you should avoid if possible. This makes it easy to pick a quiet channel for your access point instead of picking your favorite number between 1 and 11.
The original Wi-Spy software was good, but the new and improved Chanalyzer 2.0 software features a completely redesigned interface that presents a more clear and concise view of your wireless landscape. Combined with the Wi-Spy spectrum analyzer, Chanalyzer will help you visualize, troubleshoot, and optimize your wireless network.
* Helps you identify wi-fi interference * Frequency range is 2.400 - 2.485 GHz * Record/playback data traces * Frequency/amplitude marker * Spectral, Topographic, and Planar Views * View the user manual * New Wi-Spy software available here (Windows and Mac OS X) * Linux software download is here