DH - Defence Helicopter

SB>1 Defiant first flight slips as 'minor discoveries' mount

12th December 2018 - 17:16 GMT | by Tim Martin in London


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A number of 'minor discoveries' found during initial ground tests on the SB>1 Defiant Propulsion System Test Bed (PSTB), have caused first flight of its sister demonstrator aircraft to be delayed until Q1 next year. 

During a 12 December conference call, a revised date for the flight was referred ...

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