Air Force Research Laboratory spearheading VKF Tunnel D return to operations
The reactivation of the von Kármán Gas Dynamics Facility Wind Tunnel D is nearing completion after approximately 40 years of dormancy. Here, the Tunnel D flexible plate nozzle contours are adjusted manually using twelve jack screws on the top and bottom surfaces. (Courtesy photo)

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Photo by: Bradley Hicks |  VIRIN: 180425-F-F3405-002.JPG