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Aerodynamic and Propulsion Test Unit
open-in-new
<p><a href="/facts/AEDC/xvGUomsY">AEDC</a> Aerodynamic and Propulsion Test Unit (APTU) is a blowdown <a href="/facts/Hypersonic_wind_tunnel/q2MkWYmn">hypersonic wind tunnel</a> driven by a combustion air heater (CAH). The facility is owned by the <a href="/facts/United_States_Air_Force/7MxWBYlc">United States Air Force</a> and operated by <a href="/facts/Aerospace_Testing_Alliance/BJDEkvju">Aerospace Testing Alliance</a>. </p>