Ключевые слова: antenna, broadcast, broadcasting, cellular, communication, connection, construction, digital, electronic, engineering, equipment, frequency, high, industrial, information, intelligence, mobile, mountain, network, radar, radio, receive, receiver, repeater, signal, silhouette, sky, structure, sun, sunny, sunrise, sunset, support, technical, technology, telecommunication, tower, transmission, transmit, transmitter, transmitting, transponder, wireless,