Amateur Radio propagation and solar phenomena authority Carl Luetzelschwab, K9LA, said in an April 27 webinar, “Are We Headed into Another Maunder Minimum? What Does That Mean for Propagation?” that most solar scientists believe several low solar cycles lie ahead, ushering in periods of diminished HF propagation, especially on the higher bands. Luetzelschwab, who maintains K9LA’s Amateur Radio …
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