Ключевые слова: aerial, antenna, blue, broadcast, broadcasting, cell, cellular, channel, communication, connection, construction, data, digital, electromagnetic, engineering, equipment, frequency, global, industry, internet, metal, microwave, mobile, network, phone, pole, provider, pylon, radiation, radio, satellite, service, signal, sky, station, steel, structure, system, technology, telecommunication, telecoms, telephone, television, tower, transmission, transmit, transmitter, wave, wireless,