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