Ключевые слова: amateur, antenna, background, bandwidth, cb, channel, chat, communicate, communication, emergency, frequency, grass, hand, handheld, hold, isolated, mobile, mobility, objects, outdoor, people, personal, police, portable, radio, receive, receiver, remote, safety, scan, security, speak, system, talkie, talking, technology, transceiver, transmitter, two way, uhf, using, vhf, walkie, walkie talkie, way, wireless,