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Noise Criterion (NC) - Free Online Calculator

Calculate Noise Criterion (NC) from octave band pressure levels.

The calculator below can used to calculate the NC - Noise Criterion:

Sound Pressure Level (dB) - Octave band mid-frequency (Hz)

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The NC-diagram with the default values from above:

nc - noise criteria - example

Related Topics

  • Acoustics

    Room acoustics and acoustic properties. decibel A, B and C calculations. Noise Rating (NR) curves. Sound transmission through walls. Calculate sound pressure, sound intensity and sound attenuation.

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