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American Radio Relay League The ARRL Handbook for Radio Communications
RF engineering reference
The fields of radio and electronics are constantly evolving, and no other publication provides as accurate a snapshot of the state of the art as The ARRL Handbook. Dozens of contributing experts and technical editors have helped fill these pages. Clear and thorough explanations cover nearly every aspect of radio and antenna design, equipment construction, and station assembly. New projects include: Antenna projects, including a low-band quad, delta loops, coaxial dipoles for VHF or UHF, and a skeleton slot for 14-30MHz; new material on power supply polarity protection circuits; 144MHz band-pass filter for reducing harmonics; updated Pebble Crusher QRP transmitter construction project; and design software on a fully searchable CD-ROM.
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Today in Radio History
The history of radio broadcasting extends beyond the work of a few famous inventors.
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Information from manufacturers and associations about industry news, products, technology and business announcements.
When Northern Community Radio set out to build a new community radio station in rural northern Minnesota 38 years ago, naysayers said that it would be broadcasting “only to a bunch of gophers
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