Airco DH.9

E112559
World War I bomber light bomber military aircraft single‑engine biplane

The Airco DH.9 was a British World War I single-engine light bomber designed to improve on earlier models but hampered in service by an underpowered and unreliable engine.

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All labels observed (4)

Label Occurrences
Airco DH.9 canonical 6
de Havilland DH.9 2
Airco DH.9 (some variants) 1

Statements (49)

Predicate Object
instanceOf World War I bomber ⓘ
light bomber ⓘ
military aircraft ⓘ
single‑engine biplane ⓘ
aircraftCategory bomber aircraft ⓘ
armament forward‑firing synchronized Vickers machine gun ⓘ
one or two Lewis guns on Scarff ring for observer ⓘ
bombLoad up to 460 lb of bombs ⓘ
conflict World War I ⓘ
countryOfOrigin United Kingdom ⓘ
crew 2 ⓘ
derivedFrom Airco DH.4 ⓘ
designer Geoffrey de Havilland ⓘ
designFeature pilot and observer cockpits moved closer together ⓘ
enginePower underpowered ⓘ
engineReliability poor ⓘ
engineType single inline piston engine ⓘ
era 1910s ⓘ
firstFlight 1917 ⓘ
fuselageConstruction wooden structure with fabric covering ⓘ
improvementOver Airco DH.4 in crew placement ⓘ
introduced 1918 ⓘ
landingGear fixed tailskid landing gear ⓘ
manufacturer Airco ⓘ
nationality British ⓘ
numberBuilt over 4000 ⓘ
operationalReputation disappointing performance at altitude ⓘ
operatorType civil ⓘ
military ⓘ
postwarUse airmail service ⓘ
civil transport conversion ⓘ
powerplant BHP engine ⓘ
Siddeley Puma engine ⓘ
primaryUser Royal Air Force ⓘ
Royal Flying Corps ⓘ
productionStatus mass‑produced ⓘ
role day bomber ⓘ
serviceEntryIssue high loss rates due to engine problems ⓘ
successor Airco DH.9A ⓘ
usedBy Australian Flying Corps ⓘ
Belgian Air Force ⓘ
Polish Air Force ⓘ
Royal Naval Air Service ⓘ
South African Air Force ⓘ
United States Army Air Service ⓘ
usedFor aircrew training ⓘ
bombing ⓘ
reconnaissance ⓘ
wingConfiguration two‑bay biplane ⓘ

Referenced by (10)

Full triples — surface form annotated when it differs from this entity's canonical label.

Airco DH.4 → successor → Airco DH.9 ⓘ
Australian Flying Corps → aircraftUsed → Airco DH.9 ⓘ
Airco → product → Airco DH.9 ⓘ
Geoffrey de Havilland → notableWork → Airco DH.9 ⓘ
this entity surface form: de Havilland DH.9
Geoffrey de Havilland → designed → Airco DH.9 ⓘ
this entity surface form: de Havilland DH.9
Rolls-Royce Eagle → notableAircraft → Airco DH.9 ⓘ
this entity surface form: Airco DH.9A (early examples)
Rolls-Royce Eagle VIII V-12 piston engine → usedOnAircraft → Airco DH.9 ⓘ
subject surface form: Rolls-Royce Eagle VIII
Independent Air Force → aircraftUsed → Airco DH.9 ⓘ
No. 206 Squadron RAF → aircraftOperated → Airco DH.9 ⓘ
Rolls-Royce Falcon engine → usedOnAircraft → Airco DH.9 ⓘ
subject surface form: Rolls-Royce Falcon
this entity surface form: Airco DH.9 (some variants)