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  2. Active noise control - Wikipedia

    en.wikipedia.org/wiki/Active_noise_control

    Noise control is an active or passive means of reducing sound emissions, often for personal comfort, environmental considerations, or legal compliance. Active noise control is sound reduction using a power source. Passive noise control is sound reduction by noise-isolating materials such as insulation, sound-absorbing tiles, or a muffler rather ...

  3. Soundproofing - Wikipedia

    en.wikipedia.org/wiki/Soundproofing

    Soundproofing is any means of impeding sound propagation.There are several basic ways to reduce sound: increasing the distance between source and receiver, decoupling, using noise barriers to reflect or absorb the energy of the sound waves, using damping structures such as sound baffles for absorption, or using active antinoise sound generators.

  4. Noise control - Wikipedia

    en.wikipedia.org/wiki/Noise_control

    Industrial noise control is a subset of interior architectural control of noise, with emphasis on specific methods of sound isolation from industrial machinery and for protection of workers at their task stations. Sound masking is the active addition of noise to reduce the annoyance of certain sounds, the opposite of soundproofing .

  5. Silent Light helps teachers control the noise in ... - Engadget

    www.engadget.com/2013-07-25-silent-light-helps...

    The Silent Light app is available from the iOS App Store for US$3.99. Silent Light - Classroom Timer and Decibel Meter is a new app from the folks at Top Storey Apps. It was written by a pair of ...

  6. The best noise-canceling headphones for 2024 - Engadget

    www.engadget.com/best-noise-canceling-headphones...

    AirPods Max. Apple’s AirPods Max are premium, well-designed headphones that incorporate all of the best features you find on standard AirPods: solid noise cancelation, spatial audio and easy ...

  7. The Skyted mask makes you quiet enough to take calls even in ...

    www.engadget.com/the-skyted-mask-makes-you-quiet...

    The company launched its Kickstarter campaign today at CES 2024 for its noise-reducing wearable that would allow you to speak freely about confidential information anywhere without worrying about ...

  8. Noise barrier - Wikipedia

    en.wikipedia.org/wiki/Noise_barrier

    A noise barrier (also called a soundwall, noise wall, sound berm, sound barrier, or acoustical barrier) is an exterior structure designed to protect inhabitants of sensitive land use areas from noise pollution. Noise barriers are the most effective method of mitigating roadway, railway, and industrial noise sources – other than cessation of ...

  9. Google brings noise cancellation to Pixel Buds - TechCrunch

    techcrunch.com/2022/05/11/google-finally-brings...

    The tl;dr here is that the company is finally bringing active noise cancellation to the line with the Pixel Buds Pro. Google is late to the party here — but let’s be real, being late to the ...

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