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Boulton Paul Defiant Mk.1 Plan


A 72” span semi-scale British WWII Night-fighter for a 1400 Watt brushless outrunner and 6-function R/C. Designed and rescaled by Chris Golds.

Full Description

Joining his long list of WWII aircraft designs, Chris Golds has modelled this 72” span (1:6.5 scale) Night-fighter for a 1400 Watt brushless outrunner motor and 6S LiPo power. The detailed CAD plans sheets include flaps and retracts as well as gun-turret mechanics. Construction is all wood with a little use of blue-foam. Moulded parts and Wood Pack are available.
WING LOADING: 24.3 oz/sq. ft. WING AREA: 6.3 sq. ft.POWER LOADING:  75 Watts / lb.


  • Designer: Chris Golds
  • Wingspan: 72″ / 1830 mm
  • Power Source: Emax BL 4030/10 (1386 Watt / 385 Kv) brushless outrunner
  • Radio Functions: 6 (includes Flaps and Retracts)
  • Scale: 1:6.5
  • Length: 64 ΒΌ” / 1633 mm
  • Weight: 9 lb. 9 oz.


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