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GRAS Sound & Vibration
Headquarter | gras@grasacoustics.com
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China | cnsales@grasacoustics.com
GRAS worldwide
Technical Notes and Application Notes
Under this menu, you will find a listing of technical notes and application notes for download. If you are missing a specific note, please do not hesitate to contact us.
- The Impact of Ear Canal Geometry on In-Ear Headphone Testing, December 2024
- Understanding GRAS Digital Calibration Files, September 2024
- Microphones for Array Configurations, September 2024
- Measurement Microphone Capsule and Preamplifier Technologies, September 2024
- Can I Power a GRAS MicrophoneUsing Phantom Power?, March 2024
- GRAS Microphones Provide the Low Noise floor HARMAN Needs, March 2024
- 1/4" Microphones for EV Measurements, May 2023
- Optimizing Production Line Testing, March 2023
- Handbook | Introduction to Measurement Microphone Setups, October 2022
- Headphone Testing with 45CC, May 2022
- Volvo: Validating the Tools for Tomorrow´s Validation, March 2022
- Microphone vs Pressure Sensor, January 2022
- The Importance of Measurement Microphone Venting, November 2021
- On the Advantages of Using 1/4" Measurement Microphones to Reduce Uncertainty, September 2021
- Smart Speaker Acoustic Measurements, August 2021
- Turbulence and Measuring in Boundary Layers, April 2021
- How to Match a Measurement Microphone to a Sound Field, April 2021
- Headphone Electroacoustic Measurements, November 2020
- Loudspeaker Electroacoustic Measurements, November 2020
- 147AX Positioning Guide, October 2020
- Improved Measurement Procedures for Engine Noise Reduction with Advanced Microphones, May 2020
- 147AX Microphone Vibration Sensitivity, April 2020
- Engine Bay Measurements: Pressure vs Free-field Microphone, April 2020
- RA0357 Random-Incidence Corrector for 146AE, May 2018
- High Resolution Testing with 45CC, March 2018
- Periodic Verification of Measurement Microphones, April 2017
- Measurement of Impulsive Noise, April 2017
- Windscreens – Practical Guidelines for Acoustic Measurements in Situations with Wind Flow, May 2016
- Acoustic Test Fixtures for Hearing Protectors, March 2015
- Measurements in Boundary Layers, January 2015
Technical Information
TEDS (Transducer Electronic Data Sheet)
For technical information on TEDS, please read more here.
