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 ?
In the early stages of the flight-test program, as is typical with any new model, initial testing focused on clearing all major facets of the basic flight envelope required prior to the granting of Type Inspection Authority by the FAA.
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.
During their first 3,000 flight hours, the Super Hornets have completed the requirements for the basic flight envelope of the aircraft, conducted more than 1,400 aerial refuelings, and completed initial sea trial carrier qualifications and cross-winds landings.
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