Who operates the testing facility at Arnold Air Force Base in Tennessee?
Arnold Engineering Development Complex Arnold Engineering Development Complex (AEDC), Arnold Engineering Development Center before July 2012, located at Arnold Air Force Base, Tennessee is a ground-based flight test facility operated by the Air Force Test Center.
Proving ground A proving ground (US), training area (Australia, Ireland, UK) or training centre (Canada) is a military installation or reservation where weapons or other military technology are experimented with or are tested, or where military tactics are tested.