Aircraft
Engine Problems Still Cloud F-35 Progress
The SubSonex JSX2 is powered by the PBS T1-100 turbojet engine and has a range of about 500 nm, consuming some 18 gph on average.
The SubSonex JSX2 is powered by the PBS T1-100 turbojet engine and has a range of about 500 nm, consuming some 18 gph on average.

Lockheed Martin (LM) staged a ceremonial rollout of the first two F-35A Lightning II stealth fighters for the Royal Australian Air Force (RAAF) on July 24 at Fort Worth, Texas. However, flying restrictions remain in force for the entire fleet, following the engine fire that grounded the type for 12 days in mid-month and prevented the aircraft’s international debut in the UK Meanwhile, contract negotiations for the eighth batch of low-rate initial production (LRIP) aircraft are taking longer than expected, and the UK is still not ready to sign for its first squadron of 14 aircraft.