A Tutorial on Active Noise Reduction  by the technical staff of Lightspeed Aviation  This is a five-part series on Active Noise Reduction in General Aviation. It came about because hundreds and hundreds of you haveRead more

Section 1: The Basics of ANR  A good place to start is with one of the most-asked questions that we receive from pilots:  Don’t all active Pilot Headsets work the same way… or do theRead more

Section 2: Acoustic Issues  Understanding and comparing cancellation specifications  Section 1 of this series dealt with the variables and complexity involved in canceling the repetitive and random aspects of airplane noise. It explained that althoughRead more

Section 4: Ergonomic and Interface Issues  In this section, we’ll be looking at the comfort and human-factors issues associated with ANR headsets. The ergonomics of the human head demand a wide range of adjustments toRead more

Section 5: Optimizing Your Flying Experience   NOTE: Dr. Jim Yates provided substantial contributions to this section of ANR 101. Dr. Yates is Professor and chair, S.P.A. of John A. Burns School of Medicine, UniversityRead more

The Quest for MAXIMUM quiet! by the technical staff of Lightspeed Aviation Since ANR 101 was first published over 4 years ago, we’ve learned a lot about the personal preferences of pilots. The intention ofRead more

Section 1: What factors make a headset the quietest? The most frequently asked unanswerable question remains: Which headset is quietest? This is a very subjective question that only partially depends on the characteristics of theRead more

Passive vs. Active Understanding and comparing cancellation specifications Section 1 of this series dealt with different components that influence ‘quietness’. The focus of this session is to show what passive and active attenuation are andRead more