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Noise-canceling robots to 'mute' loud conversations in cafe | What if we told you that we can actually silence a noisy table right next to us in a café?(interestingengineering.com)

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Noise-canceling robots to ‘mute’ loud conversations in cafe | What if we told you that we can actually silence a noisy table right next to us in a café?::undefined

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jimbolauski@lemmy.world
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Yes when the path between the noise and the noise canceling is out of phase the sound will be lower when they are in phase it will be amplified. Their canceling speakers will need to be very directional to stop this from happening

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