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GRAS Sound & Vibration
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GRAS Application Notes
Defense
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
Discover sound quality and system performance in defense applications through key acoustic measurements, standards, and operational insights.
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
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