We might want to rethink large drones. Im pretty sure that this one, the Global Hawk, has them all beat.
I can be somewhat proud of this craft in that I engineered and designed the entire drive system for the phased array scanning radar. Its a gear reduction system with a total backlash specification of .5 milliradian.
Length: 47.6 ft (14.5 m)
Wingspan: 130.9 ft (39.9 m)
Height: 15.3 ft (4.7 m)
Empty weight: 14,950 lb (6,781 kg)
Gross weight: 32,250 lb (14,628 kg)
Powerplant: 1 Χ Rolls-Royce F137-RR-100 turbofan engine, 7,600 lbf (34 kN) thrust
Performance
Cruise speed: 357 mph (310 kn; 575 km/h)
Range: 8,700 mi (7,560 nmi; 14,001 km)
Endurance: 28 hours
Service ceiling: 60,000 ft (18,288 m)
Bob Z.
ps - Steve Fitton, you saw part of the drive.