When the electric grid and the internet are down and there is no cell service, radio still works. US education communities have one of the largest radio networks in the world. We limit our break down to, (1) Security and maintenance personnel radio, (2) Broadcast and student radio. We do not cover content issues; though we cover the technology that supports those content enterprises and the emergence of electromagnetic spectrum as the foundation of the Internet of (Small) Things in education communities everywhere.
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