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1977 may ham radio magazine amateur shortwave technical


Article Sent By: Lynnette_Lara@machine--tools.com (Lynnette Lara)
Lynnette Lara is presenting: 1977 may ham radio magazine amateur shortwave technical
These all smell a little musty or smoky
I haven't typed all the small articles, columns or the reviews without schematics.
May, 8th Annual Antenna Issue, 152 pages; 8.25 by 11 inches, staples rusting; corners bumped; mailing cover torn and torn loose at spine, plenty of dog ears
* Antenna Design Using the Longwire Principle. A family of high-frequency amateur antennas with characteristics that should appeal to the experimenter and DX enthusiast. Everett S. Brown
* Ground Screen-An Alternative to a Buried Radial System. Using a ground screen to complement or replace the wire radial system to reduce ground losses. J. Robert Sherwood
* A New Coaxial Balun. Re-examining the basic balun and applying new techniques makes it a useful, wide-range tool. Jim Dietrich
* Antenna-Transmission Line Analog a Key to Designing and Understanding Antennas. Practical applications of this valuable tool in designing your own antenna systems. Joseph M. Boyer
* Simple Broadband Antenna for 10 GHz. The coax-to-waveguide adapter provides an excellent broadband antenna for amateur microwave work. John M. Franke
* Automatic Position Control for the HAM-M Rotator. IC logic provides automatic brake release and positive position control for this popular antenna rotor. Paul Zander
* Fine Tuning the Phased Vertical Array. Design and construction of a 2-element vertical in which phasing is stepped between zero and 180 degrees. William Tucker
* A Comparison of VHF Mobile Antennas. Mobile antenna gains depend not only on antenna type but-deflection due to vehicle speed. Daniel J. Lynch
* High Performance Antenna for 80 Meters. Simple construction and high performance are two features of this 80-meter phased array. Bob Fitz
* Repair Bench: How To Use the Slotted Line for Transmission-Line Measurements. Bob Stein
* Gin Pole: A Simple Lever for Raising Masts. Easy method for erecting antenna masts using readily available materials. David T. Geiser
* Using a Programmable Calculator To Design Your Own Phased Array. How to use the hand-held programmable calculator to compute the radiation pattern of phased vertical arrays. Jim Corum
* All-Band Bobtail Curtain Array. In addition to its effectiveness as a DX antenna, the bobtail curtain serves as a useful all-band antenna. Bill Wildenhein
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1977 may ham radio magazine amateur shortwave technical