The McDonnell Douglas DC-9 is a single-aisle airliner designed and produced by the Douglas Aircraft Company. The design was proposed as a means to produce a smaller variant similar to the DC-8, which was much greater in size and capacity. The initial design encorporated two rear-mounted Pratt & Whitney JT8D turbofans under the T-tail. This had also allowed for a cleaner wing design,…
The McDonnell Douglas MD-11 is a wide-body airliner manufactured by McDonnell Douglas and later taken over by Boeing. The project to create this large airliner came to fuition after design for the DC-10 were complete, at the end of 1986. The design retained the trijet configuration demonstrated in the DC-10, however the fuselage was significantly wider and longer in the MD-11….
The McDonnell Douglas MD-80 is a family of single-aisle airliners, designed and developed by McDonnell Douglas in the 1970s, based on the predecessing DC-9 model. Douglas intended to compose a larger version of the successful DC-9, and have achieved this by extending the fuselage and adding root and tip sections to the wings to enhance them by almost 30% percent. The…
The AW109, originally designated A109, is a lightweight, twin-engine, multi-purpose helicopter, manufactured by AgustaWestland which is now part of Leonardo. The A109 was initially designed in the late 1960s, however it was intended to be a single-engine commercial helicopter. Subsequently, due to high demands for a twin-engine helicopter the designs were re-developed, with twin Allison 250-C14 powerplants. The…
The AW109, originally designated A109, is a lightweight, twin-engine, multi-purpose helicopter, produced by AgustaWestland, now as Leonardo. The A109 was initially designed in the late 1960s, however it was intended to be a single-engine commercial helicopter. Subsequently, due to high demands for a twin-engine helicopter the designs were re-developed, with twin Allison 250-C14 powerplants. The A109 was introduced in…
The AW109, originally designated A109, is a lightweight, twin-engine, multi-purpose helicopter that was initially developed by AgustaWestland, later becoming part of Leonardo. The A109 became a significant succes accross several utility roles. The Agusta A109E was an upgraded variant for civilian use, initially powered by two Turbomeca Arrius 2K1 engines, however Agusta soon modified the helicopter to achieve…
The AW109S Grand, introduced in 2005, is a lightweight, twin-engine helicopter, manufactured by AgustaWestland, based on the A109E aircraft, now under Leonardo. The design of the helicopter was derived from the predecessing AW109 family, with the intentions to create a civilian variant of the previous model for utility purposes. The AW109S Grand was developed by lenghtening the…
The Leonardo AgustaWestland AW139 is a medium-sized, twin-engine helicopter, widely recognized for its versatility, performance, and safety. The helicopter is used in a variety of roles, including search and rescue (SAR), emergency medical services (EMS), law enforcement, executive transport, and offshore oil and gas transport. Able to perform in a range of environmental conditions, along…
The AgustaWestland AW169 is a twin-engine helicopter developed and manufactured by the helicopter division of Leonardo, (formerly the company AgustaWestland). AgustaWestland describes the AW169 as a light-intermediate, twin-engine utility helicopter. When commencing development of the design, there was great focus on lowering costs for production, operation and maintenance of the aircraft. AgustaWestland made a decision for the AW169 to…
The AW189 is a twin-engined, medium-lift helicopter manufactured by Leonardo S.p.A. (formerly the AgustaWestland company). The design of the aircraft was derived from the AW149, with the intention to create a civilian variant of the predecessor. The first production model flown in 2013, with the finalised design comprising of a five-bladed main rotor, retractable landing gear, utilising twin General Electric CT7-2E1 turboshaft…
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