quad and 5-ele.Yagi, 26’ booms - More elements help!Ĭhap 13, Long-wire and Traveling-Wave AntennasĬomparing 5-wavelength Long-Wire to a 4-element Yagi and a dipoleĬomparing 3-wavelength terminated Rhombic to a 4-element Yagi and a dipole You’ll find lots of comparisons of antennas thanks to the latest computer modeling software.Ĭomparing 16.2” wide loops at 14.2 MHz to dipole and ground plane.Ī neat high-voltage “trombone” variable capacitor, made of 3/4” and 1/2” copper pipes and Teflon tape insulation.ĭipole compared to 2-, 3- and 4-element Collinear arraysĬorrecting performance problems with a stubĪdding a stub, retuned elements and a directorĬomparing monoband 3-ele. Major Changes Here are some examples of the kind of changes you’ll find in the paper book. I received tremendous help from the following contributors: Rudy Severns, N6LF - Chap 8, Multielement Arrays Frank Witt, AI1H - Chap 9, Broadband Antenna Matching LB Cebik, W4RNL - Chap 10, LPDAs Kurt Andress, K7NV - Chap 22, Antenna Supports The material in the book + augmented software/data is available on CD-ROM also. Major Changes Nine chapters were greatly upgraded or even completely rewritten - About 40% of the book changed materially. Dean Straw, N6BV Senior Assistant Technical Editor, ARRL What’s New in the 19th Edition of The ARRL Antenna Book?īy R.
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