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  • Propulsion Test Branch at Arnold AFB helping power the Air Force since 1950s

    The Engine Test Facility (ETF), which is part of the AEDC Propulsion Test Branch at Arnold Air Force Base, was the first facility on base, with its construction completed in 1953.Equipment making up the ETF test cells, such as the motors and compressors, were confiscated from a Bavarian Motor Works

  • F100 now on display at Arnold AFB Engine Test Facility

    A monument to the longstanding relationship between Arnold Engineering Development Complex and the F100 engine now stands outside of the Engine Test Facility at Arnold Air Force Base. A static display of the engine was installed outside of the ETF in late 2019. This coincided with the 50th

  • Painting a piece of history

    Jonathan Finn paints part of a TF-30 engine that is on display in front of the Engine Test Facility, Aug. 9, at Arnold Air Force Base. (U.S. Air Force photo by Jill Pickett) (This image has been altered by obscuring a badge for security purposes.)

  • Free-jet engine test at AEDC facility sets record

    Transonic speeds with large volumetric flow rates were recently achieved during free-jet testing of a high-bypass engine in the AEDC C-2 test cell at Arnold Air Force Base, setting a record for free-jet mode engine testing at Arnold.According to Doug Hodges, test engineer with the Propulsion