It does seem very expensive but the things you can do with it seem awesome, for instance a GSM base station http://www.kestrelsp.com/FieldTest/index.html http:/

It does seem very expensive but the things you can do with it seem awesome, for instance a GSM base station http://www.kestrelsp.com/FieldTest/index.html http://www.kestrelsp.com/FieldTest/index.html. I guess you could even use it to do some van eck phreaking.