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noise reduction coefficient

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См. также в других словарях:

  • Noise Reduction Coefficient — The Noise Reduction Coefficient (commonly abbreviated NRC) is a scalar representation of the amount of sound energy absorbed upon striking a particular surface. An NRC of 0 indicates perfect reflection; an NRC of 1 indicates perfect absorption.In …   Wikipedia

  • Noise reduction coefficient — The noise reduction coefficient (commonly abbreviated NRC) is a scalar representation of the amount of sound energy absorbed upon striking a particular surface. An NRC of 0 indicates perfect reflection; an NRC of 1 indicates perfect absorption.… …   Wikipedia

  • Noise reduction — For sound proofing, see soundproofing. For scientific aspects of noise reduction of machinery and products, see noise control. Noise reduction is the process of removing noise from a signal. All recording devices, both analogue or digital, have… …   Wikipedia

  • Noise control — This article is about the scientific aspects of noise control. For the anti social concept of noise control, see Loud music. Noise control is an active or passive means of reducing sound emissions, often incentivised by personal comfort,… …   Wikipedia

  • Signal-to-noise ratio — For signal to noise ratio in statistics, see Cohen s d. Signal to noise ratio (often abbreviated SNR or S/N) is a measure used in science and engineering that compares the level of a desired signal to the level of background noise. It is defined… …   Wikipedia

  • Architectural acoustics — is the science of noise control within buildings. The first application of architectural acoustics was in the design of opera houses and then concert halls. More widely, noise suppression is critical in the design of multi unit dwellings and… …   Wikipedia

  • Sound masking — For other uses of masking , see Masking (disambiguation). Sound masking is the addition of natural or artificial sound (such as as white noise or pink noise) into an environment to cover up unwanted sound by using auditory masking. This is in… …   Wikipedia

  • NRC — may refer to: Research centres and other establishments National Research Centre, Egypt National Research Council (Canada) Nokia Research Center United States National Research Council Other educational National Resource Center, U.S. Dept of… …   Wikipedia

  • NRC — National Research Council (Medical » Human Genome) National Research Council (Community » Educational) National Research Council (Governmental » Transportation) National Research Council (Academic & Science » Ocean Science) * Nuclear Regulatory… …   Abbreviations dictionary

  • коэффициент шумоподавления — — [А.С.Гольдберг. Англо русский энергетический словарь. 2006 г.] Тематики энергетика в целом EN noise reduction coefficientNRC …   Справочник технического переводчика

  • JPEG — For other uses, see JPEG (disambiguation). Joint Photographic Experts Group A photo of a cat compressed with successively more lossy compression ratios from right to left Filename extension .jpg …   Wikipedia

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