Ключевые слова: aerial, antenna, base, blue, broadcast, broadcasting, business, cellular, communication, connect, connection, contact, coverage, equipment, frequency, global, gsm, high, industrial, industry, internet, mast, metal, microwave, mobile, network, phone, pylon, radiation, radio, receive, receiver, repeater, satellite, signal, sky, station, steel, technology, telecommunication, telephone, television, transmission, transmit, transmitter, wave, white, wireless,