Ключевые слова: adult, antenna, astronomy, broadcast, caucasian, clouds, communication, connection, control, data, digital, dusk, engineer, evening, exploration, industry, information, job, maintenance, male, man, monitoring, network, observatories, occupation, outdoors, person, portrait, professional, radio, receiving, satellite dish, science, signal, sky, space, sunset, technician, technology, telecommunication, telescope, transmission, wireless, worker,