Ключевые слова: aerial, antenna, blue, broadband, broadcast, broadcasting, cell, cellphone, cellular, communication, connection, equipment, field, frame, frequency, global, gsm, industrial, industry, infrastructure, line, link, mast, metal, microwave, mobile, network, phone, radio, receiver, repeater, satellite, signal, sky, space, station, steel, stream, structure, technology, telecom, telecommunication, telecoms, telephone, tower, transceiver, transmission, transmit, transmitter, wireless,