This 6th edition of "The RSGB Amateur Radio Operating Manual" has been completely updated and redesigned. This edition reflects the huge changes in hobby in recent years. The impact of licensing changes and the ubiquity of PCs and the Internet are just some of the challenges in the hobby in the 21st Century. To deal with these, "RSGB Amateur Radio Operating Manual" has a completely new look at the content and approach. For example, some of the traditional demarcations between HF and VHF and between the various operating modes have been overturned. New and comprehensive chapters can be found on topics such as PCs in the Shack and Operating Modes. There is also a huge amount of new material included, for example, the 136kHz and 5MHz allocations, new data modes and the WSJT software suite, APRS and VoIP. Much of the book has been heavily updated and there is a complete rewrite of the chapter on Satellites and Space communications. If you are interested in amateur radio, "The RSGB Amateur Radio Operating Manual" is the book you should not be without. This book provides a comprehensive guide to operating across the amateur radio spectrum. Packed with information and tips, this book has long been a standard reference work found on the bookshelf of radio amateurs. "The RSGB Amateur Radio Operating Manual" is a valuable addition to your bookshelf and the must have book for everyone interested in amateur radio.