Flight recorder is often incorrectly referred to as a "black box." In fact, he is not black and not a box. He is an electronic unit in a rugged sealed orange (or red) housing in the form of a sphere or cylinder. Recording is made either on the optical media (film) or magnetic storage (on a metal wire or tape). In the new devices use flash memory. To facilitate the search recorders in these beacons are inserted automatically included in the event of an accident.