Aeronautical radio communication machines and apparatus; Antennas for wireless communications apparatus; Digital signage display panels; Industrial wireless point-to-multipoint radio; Microwave antennas; Microwave transmission apparatus for delivering radio programs and messages; Power amplifiers; Radio-frequency antennas; Radio-frequency receivers; Radio-frequency transmitters; Radio controlled miniature aerial targets; Radio transmitters; Satellite receivers; Short range radios; Voltage sta...