Airbus

What is INBO on Airbus A320? (Inboard)

What is HDL on Airbus A320? (Handle)

What is RAT on Airbus A320? (Ram Air Turbine)

What is SDCU on Airbus A320? (Smoke Detection Control Unit)

What is FDU on Airbus A320? (Fire Detection Unit)

What is ARPT on Airbus A320? (Airport)

What is VM on Airbus A320? (Maneuvering Speed)

What is CSM/G on Airbus A320? (Constant Speed Motor/Generator)

What is BSCU on Airbus A320? (Brake Steering Control Unit)