ALPHA Noise Cancellation | ANR Active Noise Reduction


  • Testimonials

ALPHA Active Noise Reduction (ANR) is a noise cancellation accessory, for installation in ALPHA aircrew helmets. In use throughout the world protecting military, civil and commercial aircrews from the damaging effects of aircraft noise, ALPHA ANR leads the way in noise cancellation.

Offering all the of the benefits of high performance noise reduction technology, ALPHA ANR helps to improve speech intelligibility whilst providing superb wearer comfort. Available either factory fitted or as a retrofit-able aftermarket accessory, ALPHA ANR can be installed in the majority of ALPHA helmets.


  • Retrofit-able or factory fitted
  • Entirely self contained within ear capsule
  • Battery or aircraft powered options
  • Compatible with ALL popular aircraft communication systems & impedance levels
  • Fail safe operation
  • Choice of jack plugs


Proven in use throughout the world as a very effective way of combating the unwanted, and often dangerous, levels of noise experienced in military, civil and commercial aircraft, the ALPHA ANR (active noise reduction) system provides excellent attenuation and delivering high speech intelligibility.

Our noise cancellation technology is particularly effective in the low frequency range, where passive attenuation is less effective. Dual sensing microphones improve the attenuation accuracy. By reducing pilot fatigue and ensuring helmet comfort ALPHA Active Noise Reduction noise cancellation technology can help keep aircraft in the air longer than ever before

ANR Typical Noise Level


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Gentex Corporation

Tel: (888) 894-1755

324 Main Street,
PA 18407

Fax: (570) 282-8555

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