Blackburn Bluebird IV - Specifications (Bluebird IV (Gipsy I Engine))

Specifications (Bluebird IV (Gipsy I Engine))

Data from British Civil Aircraft since 1919, Volume 1

General characteristics

• Crew: Two
• Length: 23 ft 2 in (7.06 m)
• Wingspan: 30 ft 0 in (9.15 m)
• Height: 9 ft 0 in (2.74 m)
• Wing area: 246 ft² (22.9 m²)
• Empty weight: 1,070 lb (486 kg)
• Loaded weight: 1,750 lb (795 kg)
• Powerplant: 1 × de Havilland Gipsy I Four cylinder inline engine, 100 hp (75 kW)

Performance

• Maximum speed: 104 kn (120 mph, 193 km/h)
• Cruise speed: 74 kn (85 mph, 137 km/h)
• Range: 278 nmi (320 mi, 515 km)
• Rate of climb: 730 ft/min (3.7 m/s)
• Wing loading: 7.11 lb/ft² (34.7 kg/m²)
• Power/mass: 0.057 hp/lb (0.094 kW/kg)