title: Airsport Sonata
text: # Airsport Sonata
  
  The Airsport Sonata is a Czech ultralight motor glider with retractable propeller, designed and produced by Airsport of Zbraslavice.
  
  ## Design and development
  
  The aircraft features a cantilever low-wing, a T-tail, a two-seats-in-side-by-side configuration enclosed cockpit, electric flaps, a retractable landing gear, and a single engine in tractor configuration.
  
  The Sonata is made from composites. Its polyhedral wing is 15 m (49.2 ft). Standard engines available are the 65 hp (48 kW) Rotax 582 two-stroke and the 60 hp (45 kW) Hirth F34 powerplant.
  
  ## Specifications
  
  Data from Pilotmix
  
  General characteristics
  
  * Crew: one
  * Capacity: one passenger
  * Empty weight: 278 kg (613 lb)
  * Gross weight: 450 kg (992 lb)
  * Powerplant: 1 × Rotax 582 twin cylinder, liquid air-cooled, two stroke, 37 kW (50 hp)
  
  Performance
  
  * Cruise speed: 90 km/h (56 mph, 49 kn)
  * Stall speed: 55 km/h (34 mph, 30 kn)
  * Never exceed speed: 330 km/h (210 mph, 180 kn)
  * Rate of climb: 2 m/s (390 ft/min)
  