G.R.A.S. Low Noise Microphone Systems

Low Noise Mic System DiagramG.R.A.S. low noise microphone systems are state of the art transducers for laboratory measurement of products with very low noise emissions and allow measurement at and below the threshold of human hearing.

  • 1” and 1/2” microphone systems
  • Externally polarized and signal conditioned
  • Noise floor from 0 dBA to 7 dBA
  • 1 V/Pa to 750 mV/Pa sensitivity
  • LEMO or BNC Outputs

GRAS Product Page

G.R.A.S. Low Noise Microphone Systems Features at a Glance:
Girl listening with her hand on an ear
Microphones – Sub Threshold of Hearing Measurements

Make measurements below threshold of hearing with these GRAS Low Noise Microphone Systems


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Please contact ViAcoustics at info@viacoustics.com for more information and an online demonstration of this product.

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