Ram Air Turbine (RAT) for Airbus A320. : r/aviation
Ram air turbine - Wikipedia
Planes, Aviation & Aerospace - Asian Chapter - The Ram Air Turbine (RAT) is at the heart of an aircraft's emergency power system. In extremely rare instances when airplanes lose power, the
Aircraft Engineering | RAT (Ram Air Turbine) - an in-flight emergency source of electrical and hydraulic power, to operate the minimum flight controls and systems necessary ...