Proteus aims to reach new high

1998-10-07T00:00:00

Scaled Composites, manufacturer of the Proteus high-altitude long operation aircraft, plans later this month to expand the flight envelope to altitudes above 35,000ft (10,700m) and speeds up to 175kt (320km/h) indicated airspeed (or Mach 0.55) as part of its goal of achieving "loiter" operations at 64,000ft.

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