Ключевые слова: antenna, background, blue, broadcast, business, cell, cellular, circuit, clouds, communication, connection, data transfer, day, digital, electricity, equipment, frequency, global, high, industry, metal, microwave, mobile, network, orange, outdoor, phone, power, pulse, radio, radio waves, satellite dish, signal, sky, station, steel, sun, sunlight, sunrise, sunset, technology, telecommunication, telecoms, telephone, television, tower, transmission, voltage, weather, wireless,