Technology and methods during my 30-plus years of emergency services have changed so much that it is a challenge to keep abreast. I can remember simplex VHF-low radio systems, three-foot mobile ...
FORT HUACHUCA, Ariz., -- More than a century after Guglielmo Marconi helped pioneer trans-Atlantic communications, High Frequency (HF) has continued to be a consistent, economical and reliable ...
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