
Aero-Acoustic Propulsion Laboratory
The Aero-Acoustic Propulsion Laboratory (AAPL) is a world-class facility for conducting aero-propulsion noise reduction research. With over 20 years of testing experience in acoustic research and development, the AAPL, located at NASA’s Glenn Research Center, is a world-class facility providing outstanding testing services in aircraft propulsion acoustic noise reduction and performance research. Unique in testing … Read the rest ⇢