Arguments can be put forward for the separation of direct and reflected components of the sound field and reproducing them through appropriate transducers, but there is no definite opinion about that. In this work the perceptual effect of separation in commonly used 5.0 and 7.0 multichannel systems was investigated. Four listening experiments were performed involving several schemes of separation and a variety of experimental conditions. The listeners consistently preferred some schemes involving separation to schemes without separation.
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