FULL SCALE TESTS OF THE XV-4A HUMMINGBIRD IN THE AMES 40 X 80 FOOT WIND TUNNEL
LOCKHEED-GEORGIA CO MARIETTA
Pagination or Media Count:
The tests consisted of 41 runs and a total of 944 test points. Tests were conducted over a range of speeds in all phases of flight from hover through transition to conventional flight. Pitch and yaw runs, as well as control effectiveness runs in all three modes were made. Many of the pitch runs were made well into the so-called deep stall angle of attack range.