Ключевые слова: antenna, astronomy, astrophysics, broadcasting, business, cable, channel, communication, concepts, connection, data, dish, equipment, exploration, frequency, global, industry, information, internet, landmark, listening, mexico, modern, national, network, new, object, observatory, parabola, positioning, radar, radio, receiver, research, satellite, science, signal, sky, space, spectrum, surveillance, technology, telecommunications, telescope, television, tower, tv, view, wave, wireless,