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Home Disaster Management ARRL 2010 HandBook

ARRL 2010 HandBook

More than 60 authors and reviewers contributed over 70% NEW or completely revised content, making this the biggest Handbook…ever (over 1,250 pages). Including all new treatments of digital communications technology, solid-state RF power amplifiers and switch-mode power supplies. Plus, even MORE NEW PROJECTS:

  • 250-W solid-state amplifier for 160-6 meters.
  • Variable-voltage bench supply using switch-mode modules.
  • Antennas! Extended double-Zepp, multi-band horizontal loop and inexpensive Yagis for VHF/UHF.
  • Station accessories, including a high-power 160/80 meter matching network for 43 foot verticals, a 100 W Z-match antenna tuner and transmitting chokes.
  • ...and MORE!

NEW Table of Contents: Electrical Fundamentals, Analog Basics, Digital Basics, RF Design Techniques, Computer-Aided Circuit Design, Power Supplies, Modulation, Oscillators and Synthesizers, Mixers, Modulators and Demodulators, RF and AF Filters, Receivers, Transmitters, Transceivers, DSP and Software Radio Design, Digital Modes, RF Power Amplifiers, Repeaters, Propagation of Radio Signals, Transmission Lines, Antennas, Component Data and References, Circuit Construction, Station Accessories, Test Equipment and Measurements, Troubleshooting and Repair, Electromagnetic Compatibility and Direction-Finding, Safety, Assembling a Station, Space Communications, Digital Communications, Image Communications

http://www.arrl.org/notes/handbook/2010handbook.pdf

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Newsflash

A tsunami watch was cancelled for South and Southeast Asia after an earthquake measuring 7.6 on the Richter scale struck in the Indian Ocean, while a second earthquake, with a magnitude of 6.6, struck in the Pacific Ocean off the coast of Japan Tuesday.

The earthquake in the Indian Ocean was centred about 262 km north of the Andaman Islands and took place at 1956 GMT, the US Geological Survey (USGS) in Denver, Colorado, reported. It struck in the early Tuesday (local time) and was 30 km below the earth's surface.