Got a question?

Feel free to contact us:

GRAS Sound & Vibration 
Europe & Asia     | Americas
support@grasacoustics.com 
+45 4422 5253    | +1 330 892 7024

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Technical Support Videos

We have produced a number of dedicated instruction videos to guide you when handling our microphones, accessories and calibration equipment, or when performing other technical maintenance.

The below list represents our latest product introductions within the automotive, aerospace and research industries. These include our NVH microphones: the GRAS 146AE ½” CCP Free-field Microphone Set, the GRAS 147AX CCP Rugged Pressure Microphone as well as the GRAS 147EB CCP X-Rugged Microphone Set. More recently though, it also includes our Ultra-thin Precision Microphones (UTP): the GRAS 48LA UTP Microphone, High Pressure; the GRAS 48LX-1 UTP Microphone, Medium Pressure, and well as the GRAS 48LX-4 UTP Line-Array, 4 Channel, Medium Pressure, and GRAS 48LX-8 UTP Line-Array, 8 Channel, Medium Pressure.

You are always welcome to contact our technical support specialists in Global Support at support@grasacoustics.com. 

GRAS 48LA and GRAS 48LX-1 Support Videos

How to calibrate, mount and verify GRAS 48LA or GRAS 48LX-1
How to calibrate, mount and verify GRAS 48LA or GRAS 48LX-1 using hard fairing and overlay tape
How to calibrate, mount and verify GRAS 48LA or GRAS 48LX-1 using tape only
How to calibrate, mount and verify GRAS 48LA or GRAS 48LX-1 using hard fairing
How to calibrate, mount and verify GRAS 48LA or GRAS 48LX-1 using soft fairing

GRAS 48LX-4 and GRAS 48LX-8 Support Videos

How to mount and verify GRAS 48LX-4 or GRAS 48LX-8

GRAS 147AX Support Videos

How to change the cable for GRAS 147AX CCP Rugged Pressure Microphone
How to replace the windscreen for GRAS 147AX CCP Rugged Pressure Microphone
How to calibrate GRAS 147AX CCP Rugged Pressure Microphone
How to mount GRAS 147AX CCP Rugged Pressure Microphone

GRAS 147EB Support Videos

How to calibrate GRAS 147EB CCP Rugged Pressure Microphone
How to maintain GRAS 147EB CCP X-Rugged Microphone Set

GRAS 146AE Support Videos

How to calibrate GRAS 146AE ½” CCP Free-field Microphone Set