An anonymous reader writes: Dr. Dobb's shows how to take a $20 USB TV dongle and use it as a wide-range software defined radio using GNU Radio.
DEAL: For $25 - Add A Second Phone Number To Your Smartphone for life! Use promo code SLASHDOT25. Also, Slashdot's Facebook page has a chat bot now. Message it for stories and more. Check out the new SourceForge HTML5 Internet speed test! ×