Ключевые слова: aerial, antenna, broadcast, business, cable, call, channel, communication, connection, digital, dipole, dish, disk, frequency, global, hear, high, industrial, internet, mast, media, metallic, microwave, mobile, net, network, parabolic, phone, power, radiation, radio, receiver, repeater, round, satellite, shell, signal, space, station, steel, technology, telephone, television, tower, traffic, transceiver, transmitter, wireless,