Month: July 2020

  • 21
    Jul

    Understanding NRC Values and what they really mean.

      Noise Reduction Coefficient or NRC is single number value ranging from 0 to 1.  This number describes the average absorption value of an acoustic material and in no way does it relate to noise control.  The naming is ambiguous and is more accurately described as a Sound Absorption...

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  • 20
    Jul

    CATT-Acoustic

    (Computer-Aided Theatre Technique) CATT-Acoustic is a software package used for predicting acoustic performance in an air space;  whether in an existing building or at the design stage of a new project.  A pair of headphones can be used to listen to predicted audio at any seat in a church...

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