Energy Choices For The Radio Amateur

"Discover the captivating world of HAM radio with the new must-have guide, 'HAM Radio Homebrew'. Whether you’re intrigued by the idea of communicating across the globe without the need for a smartphone, or you’re looking to build a comprehensive HAM setup from scratch, this is your unparalleled manual. ‘HAM Radio Homebrew’ takes you on an odyssey from the very bedrock of radio wave transmission to the peak of sophisticated amateur radio technology. Begin your journey with an exploration of HAM radio’s illustrious history and its foundational principles that continue to fascinate enthusiasts worldwide. Navigate through the intricacies of obtaining your HAM license with ease and confidence, equipped with effective strategies and clear-cut guidance to not just pass the exam, but excel. Once you've gotten to grips with the essentials, dive into the heart of HAM Radio Homebrew as you design your very own HAM shack, create and install antennas, and learn to choose and set up the perfect transceiver. A step-by-step guide to building your first antenna ensures that even beginners will feel like seasoned pros in no time. Further chapters offer deep insights into operating protocols, etiquette, and advanced tuning so that you can optimize your setup for peak performance, join nets, and participate in thrilling HAM contests. For the hands-on hobbyist, our chapters on designing a portable HAM station, soldering, and customizing your setup will truly inspire DIY achievements, while addressing every consideration from power systems to safety measures. The concluding sections of 'HAM Radio Homebrew' not only prepare you for emergencies, providing vital support to your community in times of need, but also gaze into the future landscape of amateur radio. Stay at the forefront of emerging HAM technologies, and become a pioneer in an ever-evolving field - all while giving back through mentorship and volunteering opportunities. An extensive appendix provides you with a comprehensive glossary, further readings, and a treasure trove of resources to enrich your HAM Radio Homebrew experience. Your adventure into the dynamic realm of HAM radio starts here. Tune in to a world of discovery and achievement; no prior experience required – just an eagerness to learn and a passion for radio."

Mass communication in the midst of a crisis must be done in a targeted and timely manner to mitigate the impact and ultimately save lives. Based on sound research, real-world case studies, and the author‘s own experiences, Mass Notification and Crisis Communications: Planning, Preparedness, and Systems helps emergency planning professionals create

In einem sogenannten Software-Radio werden die Modulations-Wellenformen nicht durch herkömmliche elektronische Schaltungen, sondern durch eine Software erzeugt. Die so generierten digitalen Signale werden durch einen Breitband-D/A-Wandler in das gewünschte analoge modulierte Signal überführt. Grundlagen und Anwendungen der Technologie erläutert der Autor dieses Bandes, gestützt auf jahrelange Erfahrungen als Seminarleiter. (11/00)