Aero A.21

Aero A.21
Role	Night trainer aircraft
Manufacturer	Aero Vodochody
Primary user	Czech Air Force

The Aero A.21 was a biplane military trainer aircraft developed in Czechoslovakia from the Aero A.11 reconnaissance-bomber. The aircraft was developed specifically as a night-trainer, to teach Czech Air Force pilots instrument flying techniques.

Specifications (A.21)

General characteristics

• Crew: 2
• Length: 8.2 m (26 ft)
• Wingspan: 12.8 m (43 ft 0 in)
• Height: 3.1 m (10 ft)
• Wing area: 36.5 m² (393 ft²)
• Empty weight: 1,080 kg (2,380 lb)
• Loaded weight: 1,328 kg (2,922 lb)
• Powerplant: 1 × Breitfeld & Danek Perun I, 180 hp (130 kW)

Performance

• Maximum speed: 170 km/h (92 knots, 110 mph)
• Range: km (nm, mi)
• Service ceiling: 6,500 m (21,000 ft)
• Rate of climb: 2.35 m/s (461 ft/min)
• Wing loading: 36 kg/m² (7.4 lb/ft²)
• Power/mass: 100 W/kg (0.06 hp/lb)

Operators

• Czechoslovakia.

See also

Related development

• Aero A.11
• Aero A.12
• Aero A.22
• Aero A.25
• Aero A.29
  

Related lists

• List of military trainer aircraft
  

Aircraft produced by Aero Vodochody Ae 01 • Ae 02 • Ae 03 • Ae 04 • Ae 10 • A.11 • A.12 • A.14 • A.15 • A.17 • A.18 • A.19 • A.20 • A.21 • A.22 • A.23 • A.24 • A.25/A.125 • A.26 • A.27 • A.29 • A.30/A.130/A.230/A.330/A.430 • A.32 • A.34/A.134 • A.35 • A.38 • A.42 • A.46 A.100 • A.101 • A.102 • A.104 A.200 • A.204 A.300 • A.304 Ae 45/145 • Ae 50 • Ae 270 L-29 • L-39 • L-59/L-159 • L-60 Under licence: C-3/C-103  • MB.200

Lists relating to aviation General Aircraft (manufacturers) Aircraft engines (manufacturers) Airlines (defunct) Airports Civil authorities Museums Registration prefixes Rotorcraft (manufacturers) Timeline Military Air forces Weapons Experimental Missiles Unmanned Accidents/incidents Commercial airliners (by location) Fatalities (by death toll) General aviation Military Records Airspeed Altitude Distance Endurance Firsts Most-produced aircraft