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The Airco DH.9A is a British single-engined light bomber that was designed and first used shortly before the end of the First World War.It was a development of the unsuccessful Airco DH.9 bomber, featuring a strengthened structure and, crucially, replacing the under-powered and unreliable inline 6-cylinder Siddeley Puma engine of the DH.9 with the American V-12 Liberty engine.
The Airco DH.9 (from de Havilland 9) – also known after 1920 as the de Havilland DH.9 – is a British single-engined biplane bomber that was developed and deployed during the First World War. The DH.9 was a development of Airco 's earlier successful DH.4 , with which it shared many components.
The DH.89, for example, was the 89th de Havilland design. The designs DH.121 and DH.125 which were under development when de Havilland lost its separate identity under Hawker Siddeley, retained their numbering and were produced as the Hawker Siddeley HS-121 Trident and the Hawker Siddeley HS.125.
The Airco DH.16 was an early British airliner designed by Geoffrey de Havilland, the chief designer at Airco. It accommodated a pilot plus four passengers, and was operated from 1919 to 1923. It accommodated a pilot plus four passengers, and was operated from 1919 to 1923.
The DH.15 Gazelle, more often known just as the DH.15, was a standard DH.9A, complete with original armament, converted for use as an engine testbed. [1] The engine involved was the 500 hp (373 kW) Galloway Atlantic, a water-cooled V-12 unit produced by the Galloway Engineering Co., which merged two six-cylinder inline Galloway Adriatic engines onto a common crankcase.
The Airco DH.4 is a British two-seat biplane day bomber of the First World War. It was designed by Geoffrey de Havilland (hence "DH") for Airco, and was the first British two-seat light day-bomber capable of defending itself. It was designed and developed specifically as a bomber, as well as aerial reconnaissance missions.
Airco DH.9A (1918)- development of DH.9 with Liberty engine; Airco DH.9C (1921) - conversion of DH.9 as passenger aircraft; Airco DH.10 Amiens (1918) – Twin-engine biplane bomber. First prototype used pusher propeller; second prototype and production aircraft used tractor propellers. Manufactured by Daimler.
It was equipped with de Havilland DH.9 bombers in 1918, deploying to France to form part of the Independent Air Force, the RAF's strategic bombing force. It flew its first mission on 21 May and continued to take part in large scale daylight raids against targets in Germany, sustaining heavy losses due both to the unreliable nature of the DH.9 ...