Ключевые слова: 3g, 4g, 5g, antenna, background, base, blue, broadcasting, cell, cellular, city, communication, connection, data, electricity, energy, equipment, frequency, global, gsm, high, industrial, industry, internet, line, mast, metal, microwave, mobile, network, phone, power, radio, receiver, satellite, signal, site, sky, station, steel, structure, technology, telecommunication, telecommunications, telephone, tower, transmission, transmitter, white, wireless,