We have added the following data set to the CRAWDAD archive:

- wisc/airshark (v. 2011-10-20) Dataset of RF device usage measurements collected using a signal analyzer for use by Airshark.

You can download the data set at http://www.crawdad.org/wisc/airshark

The data set was used for the following paper:

Shravan Rayanchu, Ashish Patro, and Suman Banerjee. Airshark: Detecting 
Non-WiFi RF devices using commodity WiFi hardware. Proceedings of the 2011 
Internet Measurement Conference, Berlin, Germany, 2011. ACM.