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Got a question?
If you have a question, feel free to contact us:
GRAS Sound & Vibration
Headquarter | gras@grasacoustics.com
UK | sales-uk@grasacoustics.com
USA | sales-usa@grasacoustics.com
China | cnsales@grasacoustics.com
GRAS worldwide
GRAS Application Notes
Aerospace
Application Note: Identification of low frequency wind turbine noise using secondary windshields of various geometries
Application Note: Measurements in Boundary Layers
Application Note: Windscreens – Practical Guidelines for Acoustic Measurements in Situations with Wind Flow
Additional Resources
Aeroacoustics is a critical component in aerospace vehicle design, certification and operation. Learn more with these additional resources.
Calibration cost calculator
The GRAS Ultra-Thin Precision (UTP) Microphones provide the ability to understand boundary layer and turbulence noise on different vehicles. The UTP microphones disrupt today’s manufacturing practices and are based on patented technology
Lear more on UTP technology now -->
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