Ключевые слова: aerial, antenna, astronomy, blue, broadcast, broadcasting, business, cable, cell, cellular, cloud, communication, connection, data, digital, dish, dusk, equipment, global, information, internet, military, modern, network, observatory, parabolic, pattern, radar, radio, receive, receiver, reception, satellite, science, signal, sky, space, structure, sun, sunset, technology, telescope, television, tower, transmit, tv, wave, web, wireless,