73 Amateur Radio Today – September 1987

73 Amateur Radio Today – September 1987

Issue Contents:

Radio At Green Bank

– This remote site in West Virginia is home to one of the most impressive collections of radio antennas in the world …… AJ0N 16

A Foldover Cheapie

– Convert scrap water pipe to a 40-foot fold-over antenna tower! …… KF4BI 19

Out-of-the-ordinary QTH’s

– Here are some ideas to help you gel out on your portable antenna – when you really need to …… K4IPV 22

Non-etched Swr Bridge

– This five-dollar afternoon project will measure swr to better than 1:1 from 7 to 435 MHz …… W6IOJ 24

220 MHz Portable Pocket J-pole

– A low-cost quickie with more db-gain than ducks or pullouts …… KB6MIF 27

Horseflies and Grid Squares

– A true tale of truly amazing VHF/uHF DXing! …… KT2B 33

General Purpose VHF/uHFAntenna

– Build a discone for a fraction of the cost of its commercial equivalent …… WA1GPO 38

The L’i1 Fixer

– The ultimate in simplicity …… W9THN 40

440-mHz Repeater Antenna

– Now you can build one of the most widely used antennas in the public safety and commercial spectrum …… WB2EDV 41

The HF Half-sloper

– A directive low-angle radiating wire antenna that fits in a small city backyard …… W8DYF 43

73 Amateur Radio Today – September 1987

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