de Havilland H3 Turbo-prop

This is a prototype of the H3. It is a small, light propeller turbine which developed 500 hp. The design of a turbo-prop engine uses the power from a jet engine, which at the same time also drives a propellor.

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de Havilland Iris replica

This is a replica of the de Havilland Iris engine – the first aero engine to be designed by Geoffrey de Havilland. The original engine was used to power de Havilland’s first aeroplane – the de Havilland Biplane No. 1

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Rolls Royce Merlin Mk 25 (cutaway)

The restored Starboard engine of Mosquito night fighter HJ719 built in 1943 in Hatfield. It is displayed as a “cutaway”. Visitors to the museum can see this engine turn over, and see the pistons, valves and spark plug actions.

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de Havilland Super Sprite

The de Havilland Super Sprite, the first liquid-propellant rocket engine to have successfully completed a British Government Type-Approval Test, which was in full production for the Royal Air Force.

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de Havilland Gnome

The licence built de Havilland Gnome turbine engine was used to power late versions of the Whirlwind helicopter, and two were used in the Wessex helicopter replacing piston engines.

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de Havilland Gyron Junior

Two de Havilland Gyron Junior axial flow jet engines were used to power the Buccaneer S.1 low level strike aircraft for the Royal Navy. A 10,000 lb thrust version powered the Bristol T.188 stainless steel research aircraft.

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de Havilland Gyron

The Gyron was designed in 1951 by de Havilland as a private venture supersonic turbojet. The Gyron was first run in a test bed on 5th January 1953. Flight tests began in 1955 in a Short Sperrin under a Ministry of Supply contract. The engine was never put into production, losing out to the Bristol Siddeley/Rolls-Royce Olympus.

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de Havilland Spectre Rocket

The Spectre rocket engine was designed to be the boost engine in a mixed power plant jet interceptor, allowing the aircraft to climb rapidly to high altitude to intercept high flying bombers.

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de Havilland Ghost Mk. 104

The military version of the de Havilland Ghost was the Mk. 104 used to power the DH112 Venom Fighter-Bomber (FB), the Venom Night-Fighter (NF) and the Sea Venom.

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de Havilland Goblin 35

The de Havilland Goblin 35 centrifugal flow jet engine was used to power the two seat DH115 Vampire Trainer used for advanced training in Britain and overseas.

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