Sperry Ltd aeroplane flight control system attitude director display amplifier Type fitted to the flight deck of Hawker Siddeley Trident 3B airliner G-AWZP. Sperry Ltd aeroplane flight co
Type B aeroplane attitude director display amplifier. Type fitted to the flight deck of Hawker Siddeley Trident 3B airliner G-AWZP. Type B aeroplane attitude director display amplifier
