North America Coaxial Cable Market, By Governance Level (Federal, State, Local), By Department (Police, Fire, Emergency Response), By Technology (Network Infrastructure ( Communication Networks Technology (TETRA/TEDS, APCO25 (P25), Others), Data Networks Technology (Satellite, Terrestrial)), Wireless Equipment, Communication Devices, Services) - Size, Share, Outlook, and Opportunity Analysis, 2021 - 2028