DF Helicopters DF334

The DF Helicopters DF334 is a two-seat, single-engine light utility helicopter in development by Dragon Fly Helicopters[1] in Northern Italy. The DF 334 is a development of the Dragon Fly 333, developed by archaeologists and filmmakers Angelo and Alfredo Castiglioni in the 1980s. The DF334 has a larger, full composite cabin, a Rotax 914 4-stroke turbocharged engine, a governor fuel control, and an advanced Electronic Flight Instrument System. The helicopter is intended for both amateur and professional pilots.

DF334
DF334 during flight test
Role Utility helicopter
National origin Italy
Manufacturer Dragon Fly srl, Dragon Fly Helicopters
Designer Angelo and Alfredo Castiglioni
First flight 1989

DF Helicopters was acquired in 2010 by the Swiss Avio International Group.[2]

Specifications

General characteristics

  • Crew: One pilot
  • Capacity: One passenger
  • Length: 5.86 m (19 ft 3 in)
  • Main rotor diameter: 6.82 m (22 ft 5 in)
  • Height: 2.36 m (7 ft 9 in)
  • Main rotor area: 36.5 m2 (393 ft2)
  • Empty weight: 290 kg (640 lb)
  • Gross weight: 500 kg (1,100 lb)
  • Powerplant: 1 × Rotax 914, 84 kW (115 hp)

Performance

  • Maximum speed: 148 km/h (92 mph)
  • Cruising speed: 120 km/h (75 mph)
  • Range: 300 km (190 miles)
  • Service ceiling: 3,100 m (10,000 ft)
  • Rate of climb: 6.5 m/s (1,280 ft/min)

Armament

See also

Aircraft of comparable role, configuration and era

Related lists

References
  1. "Dragon Fly Helicopters". Aviointernational.com. Retrieved 2018-09-27.
  2. "Avio International Group Holding S.A". Aviointernational.com. Retrieved 2013-09-07.
  • Jane's All the World's Aircraft 2004–05. London: Jane's Information Group.
  • Simpson, R. W. (1998). Airlife's Helicopters and Rotorcraft. Ramsbury: Airlife Publishing. p. 216.
  • Aviazione Sportiva (108). March 2008. Missing or empty |title= (help)
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