دانلود کتاب QEX 2004-11

QEX is the ARRL ”Forum for Communications Experimenters.” Published bimonthly, it features technical articles, columns, and other items of interest to radio amateurs and communications professionals. The mission of QEX is to:1. provide a medium for the exchange of ideas and information among Amateur Radio experimenters,2. document advanced technical work in the Amateur Radio field, and3. support efforts to advance the state of the Amateur Radio art.Each issue delivers up to four times the technical material found in each QST. Our 64 pages usually accommodate seven to ten articles, plus letters and other interesting items. We strive to maintain a balance between theoretical and practical content. Articles range from simple construction projects to progress in radio theory. Virtually every part of the magazine is devoted to useful techniques for the technically savvy. You are invited to download examples of outstanding QEX articles below, and see for yourself.