The focus will be on the bands 222 MHz and above when the ARRL August UHF Contest gets under way August 1-2. During this time of year in North America, there is a greater chance of enhanced tropospheric propagation that can extend the usable range of UHF+ frequencies from line-of-sight to several hundred miles. William Hepburn’s Worldwide Tropospheric Ducting Forecast website is an excellent re...
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