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reverberation time |
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reverberation time [ri‚vər·bə′rā·shən ‚tīm] (acoustics) The time in seconds required for the average sound-energy density at a given frequency to reduce to one-millionth of its initial steady-state value after the sound source has been stopped; this corresponds to a decrease of 60 decibels. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Used on the floor it reduces reverberation time and creates a softness so the floor can be inhabited. The sound of chairs scraping across a hard surface irritates and distracts a preschooler more than ah elementary student, so controlled reverberation time is needed within these classrooms. The reverberation time in the classroom should be about 0. |
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