How Do Noise Canceling Headphones Work?
Branch Education
Feb 19, 2021 04:21
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The engineering inside noise-canceling headphones is rather intricate. Let's see how.
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Noise is all around us, so how have engineers designed headphones that eliminate it? Well in this video we explore the physics of active noise-canceling headphones, and how noise can be removed from the environment using technology.
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Modeling, Animation, Script, Editing- Teddy Tablante
Twitter: @teddytablante
Voice Over- Phil Lee
Table of Contents:
Key Branches from this video are: Speakers, How does sound work?, How does sound travel?, Audio Codecs
Erratum:
Animation built using Blender 2.90.1 https://www.blender.org/
Post with Adobe Premiere Pro
Internet References:
Denenberg, Jeffrey N. Noise Cancellation: Quieting the Environment http://doctord.dyndns.org/Pubs/POTENT.htm
Triggs, Robert. Active Noise-Canceling (ANC) Technology Types Explained https://www.soundguys.com/noise-canceling-anc-explained-28344/
Wikipedia contributors. "Active Noise Cancellation" , "Compression", " Pressure Wave", "Rarefaction". Wikipedia, The Free Encyclopedia. Wikipedia, The Free Encyclopedia, Visited November, 2020
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