The ARRL Handbook for Radio Communications 2009 Must-Have For the radio amateur… For the technician and engineer… For the newcomer… This 86th edition of The ARRL Handbook for Radio Communications stays ahead of the pack—taking its place as the most comprehensive source of applied electronics and communications know-how. First published in 1926, The Handbook has served generations of radio amateurs, professionals and students. This authoritative book features the most current material on the state-of-the-art: Principles of electronics—including basic theory, components, analog and digital circuit construction. Radio communication fundamentals and design—including modes and systems, filters, EMI, digital signal processing and software radio design, and RF power amplifiers. Real-world applications and operating—including practical projects, station setup, antennas, transmission lines, and methods for testing and troubleshooting. References—filled with hundreds of detailed tables, illustrations and photos. You will turn to The Handbook again and again! CD-ROM Included! The CD-ROM at the back of the book includes all of the fully searchable text and illustrations in the printed book, as well as companion software, PC board templates and other support files. Brand-new material: Updated amateur satellite content, including details for today’s fleet of operational satellites. Updated versions of accessory software on the CD-ROM. New Projects: RockMite QRP CW transceiver. Now expanded to cover 80, 40, 30 or 20 meters. Audio Interface for Field Day or Contesting. Audio and mic connections for two operators sharing a radio. Remote Power Controller. Turn high current devices off and on. Audible Antenna Bridge. Tune for the lowest SWR by ear. © 2008, The American Radio Relay League, Inc.