Mercury Astronaut candidate Hal R. Crandall undergoes Equilibrium & Vibration test at Wright-Patterson Air Force Base, Ohio
Ohio United States USA Date:1959, February Duration:51 sec Sound:NO SOUND
NASA Project Mercury astronaut candidate undergoes Equilibrium and Vibration test at Wright-Patterson Air Force Base, Ohio. The candidate must keep the seat in an upright position utilizing the control stick located between his knees. The test is conducted first without the blindfold, then with the blindfold. After a brief time, the seat begins to vibrate at higher and higher frequencies.
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