The airwaves are buzzing with messages & this book provides useful & authoritative information on what equipment to choose Covers the importance of antenna type & siting & how to get the very best from your system Learn to tune into a wide variety of users ranging from l&-based walkie-talkies to orbiting space stations This latest editioncontinues the well-respected tradition of the Scanners series of books. It reflects the changing nature of radio communication & how with readily available equipment one can tune into all matter of two-way radio communications. Portable mobile & base monitoring is detailed as is how to tune into a wide variety of users using simple receiving equipment. Monitoring trunked & encrypted transmissions is also detailed showing how these can also be received & decoded. Finally the use of personal computers with scanners is covered in a comprehensive section showing how this combination can allow many types of radio signals to be decoded that would not be possible by using a receiver alone. For a full table of contents please visit the Maplin website.