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In today’s techie world, radio operators are in it more for the hobby rather than necessity. Even still, the National Association for Amateur Radio estimates there are two thousand clubs throughout the country and more than half a million ham amateurs.
They use this kind of frequency spectrum for various purposes of communication, including emergency situations like weather events and cases of missing persons.
Read more (with video) – CBS 58:
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via Hackaday: Enhanced Definition TV: “A Poor Man’s High-Def”
via Amateur Radio Daily: NARA Hosts Club Week Special Event
via the ARRL: Ham Radio Operators to Support Indian Ocean Tsunami Exercise