basic flight envelope

basic flight envelope

basic flight envelopeclick for a larger image
Shaded portion represents basic flight envelope.
A graphical representation of the possible, or permissible, flight boundaries of an airplane of a particular type. Normally, the indicated air speed or Mach number is on the x axis, whereas the altitude or load factor is represented along the y axis.
References in periodicals archive ?
Lockheed Martin's X-35C flew 20 mission at Edwards, conducting simulated aircraft carrier approaches and landings, expanding its basic flight envelope, and making initial tanker qualification tests.
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