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The military renaissance in HF communications


KH6CP Craig Paul
 

Note the reference to HF for local communications!
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In an online presentation to the Association of Old Crows on Aug. 6, Paul Denisowski, KO4LZ,  described how communications satellites are vulnerable to antisatellite systems as well as ground-, air- and space-based “kill vehicles....” 

“China, Russia and the U.S. have all carried out ASAT tests and many other countries are developing ASAT capabilities,” Denisowski said, using an acronym for anti-satellite. To boost resilience, some commands are turning to high-frequency communications..."

"...During the presentations “Lost Art of HF” and the “Rebirth of Shortwave in a Digital World,” Denisowski explained that HF is making a comeback in local and global communications. This renaissance comes as the result of improvements in a range of fields, including antenna design, digital modulation schemes and improved understanding of propagation..."


Craig/KH6CP