Naturally, this is not going to be everyone’s cup of tea and possibly, there may not be any reason for using something like this at all. However, for those people that like to analyse the Wi-Fi networks and indeed record the results in graphs and in data for later use. It looks professional and it will of course, allow the user to check out interference and problems with the wireless network.
Features of the Wi-Fi spectrum analyser:
•Increased frequency and amplitude resolution
•Helps you identify Wi-Fi interference (802.11 b/g/n, microwave ovens, cordless phones, Bluetooth, etc.)
•Frequency range is 2.400 – 2.4835 GHz
•Record/playback data traces
•Frequency/amplitude marker
•Frequency / Wi-Fi / Zigbee channel labels
•Save or copy image to clipboard
•Spectral, Topographic, and Planar Views
•Download Beta version of software for Mac
Priced at $299.99
Source [Think Geek]