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Brickwall Filter

Discussion in 'Audio Terms' started by audiokid, Jun 9, 2010.

  1. audiokid

    audiokid Chris Staff Resource Member

    Mar 20, 2000
    Prince George, BC
    Home Page:
    A type of filter in which the cut-off slope is very steep, almost resembling a wall. Sometimes used in converters to remove source material above the Nyquist frequency, but the negative results of phasing and attenuation of bands near the center frequency make them unusable for higher end applications.

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