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Experimental Research

Learn more about our Acoustics Testing Capabilities and Experimental Research

Aero-Acoustic Propulsion Laboratory
Aero-Acoustic Propulsion Lab
The Aero-Acoustic Propulsion Laboratory, (aka “The Dome”), has proven to be an ideal location for fan, nozzle, and engine noise tests. What makes the Dome ...
SHJAR
Small Hot Jet Acoustic Rig (SHJAR)
SHJAR is one of three rigs installed inside the anechoic dome of the Aeroacoustic Propulsion Lab. It can be used to test single stream nozzles up to 5 cm ...
NATR
Nozzle Acoustic Test Rig (NATR)
The Nozzle Acoustic Test Rig (NATR), a free-jet wind tunnel, plays a key role in evaluating jet noise reduction concepts so that only the most promising ...
9' x 15' Low Speed Wind Tunnel
9′ x 15′ Low Speed Wind Tunnel
Ever hear a low-flying airplane overhead? In the 9- by 15-Foot Low Speed Wind Tunnel, we make noise measurements of aircraft engine models. Instead of the ...
Acoustical Testing Laboratory
Acoustical Testing Laboratory
When you want to listen to something carefully, what do you do? You turn off other noisy things, close the door and listen closely. That’s just what you ...
DGEN
DGEN AeroPropulsion Research Turbofan (DART)
DGEN Aeropropulsion Research Turbofan (DART) is the primary component integrated into the NASA Glenn Research Center’s DGEN Aero-propulsion Research ...

Acoustics Facilities

Experimental Research AAPL Facility
Aero-Acoustic Propulsion Laboratory (AAPL)

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