Do you want to be able to receive satellite images using nothing but your computer an old TV antenna and a 20 USB stick Now you can. At last the technology exists to turn your computer into a super radio receiver capable of tuning in to FM shortwave amateur ham and even satellite frequencies around the world and above it. Listen to police fire and aircraft signals both in the clear and encoded. And with the books advanced antenna design theres no limit to the signals you can receive. Combine your desktop or laptop computer with easytofind Software Defined Radio SDR equipment and tune in a wide range of signals in no time at all. Then go one step further by converting a Raspberry Pi into your own dedicated SDR device. SDR USB dongles are usually designed to receive and decode highdefinition digital television broadcasts but the rising popularity of SDR has led to several of these devices being specifically made for and marketed to the software radio crowd. With stepbystep instructions youll have no problem getting everything up and running on both Windows and Linux. The antenna is the final piece in the SDR puzzle Which antenna do you use What shape do you need How big does it have to be And where do you point it Get all the answers you need and learn whats possible when it comes to picking out or building an antenna. And if youre not particularly handy dont worry. You can use an oldschool set of rabbit ear antennas without too much modification. Discover the fun of this growing hobby and then open your ears to the hidden signals that surround you. What You Need You will need a relatively recent computer or laptop running either Windows or Ubuntu Linux. You can also use a Raspberry Pi. All of the software necessary is free and opensource and the book describes in detail where to get it and how to install it depending on your operating system.