


INTERIOR ROOM ACOUSTIC REPORTING
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Do you suffer with poor acoustics within your premises?
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Interior Acoustics is the amount of airborne sound inside rooms, and how it propagates and interacts with the room’s surfaces and objects. But it’s also about our perception of the room’s acoustic properties.
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It can suffer from detrimentally from​ large amounts of Reflection.
Lots of Hard Surface, Such As Concrete, Glass Or Wood, Acts As A Mirror For The Sound Wave And Thus Reflects It.​​
Therefore this classic poor acoustical room will undoubtedly suffer from extended reverberation time.
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The reverberation time can be said to be a measure of a room’s echo since it is the time that it takes for a sound to decrease with 60 dB from its original sound level. The reverberation time (T) can be calculated simply from the room’s volume (V) and absorption area (A) through Sabine’s formula, T = 0.16 V/A
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How can we tackle this, we can absorption.
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Sound waves can be reflected or absorbed, and the science of acoustics is largely about what to reflect (send back into the room, what to transmit (sent to the next room), and what to absorb (turn into heat energy). Environments for music want more reverberation, enough to "warm" the sound with reflections. If too much is absorbed, less sound reaches the audience and it sounds "dry" or "dead" , the musicians need to work harder, and the lack of reverberation makes the slightest error more apparent. By contrast, environments for speech want less reverberation, although moderate amounts of reflection are useful to reinforce the sound as long as the overall time that it takes a sound to decay (or die away) isn't too long. A desirable reverberation time for classrooms is about .75 seconds for interactive (discussion-based) spaces and 1.0 seconds for lecture halls. By contrast, a symphony hall might have a two second reverb time.
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At BCMS, we can test your existing environment, and then report on this, which will not only detail your existing problem, but also put forward measures and solutions to provide a much better acoustical experience to remove the "constant chatter" seen in poor acoustical environments.
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After conducting field testing on the areas, using our NTi calibrated sound meter, we use the latest "NTi Audio Acoustic Reporting " software.
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The Room Acoustics Reporter displays the average reverberation time in a table and in a standard 50 Hz to 10 kHz graph. At the same time, the average reverberation time in the middle frequency range RT60mid is calculated.
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The Room Acoustics Reporter software can simulate the influence of additional acoustic absorbers installed in the room. Customer-specific absorption coefficients of surface absorbers. The software calculates the expected new reverberation time and the resulting sound level change in the room.
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We then report on the findings with a detailed report and detail the remedial products required to provide a more acceptable acoustical performance.
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so if you suffer from these problems, please get in touch, so we can arrange at first a discussion on your issues.
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