Ключевые слова: aerial, antenna, background, blue, bright, broadcasting, business, cell, cellular, clouds, communicate, connection, construction, digital, equipment, evening, frequency, global, high, industry, information, mobile, nature, network, orange, phone, radar, radio, receive, satellite, signal, silhouette, sky, station, structure, sun, sunrise, sunset, technology, telecom, telecommunication, telephone, television, tower, transmission, transmit, transmitter, wave, wireless,