REVERBPLAN · PROFESSIONAL BROWSER TOOL
Explore room reverberation.
Sum boundary and treatment areas with six octave-band absorption coefficients into Sabins, compare Sabine and Norris–Eyring RT60, and invert the equivalent absorption still needed for a target time.
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Stores only the visible result summary, time, and an optional short label; imported files and input controls are never stored. Imports must match this tool and stay under 128KB; comparison also stays on this device.
Built deeply for one narrow workflow
Sabine and Norris–Eyring comparison
Target RT60 inverse gap
Coefficients must come from lab data matching the installation. The equations assume a diffuse field; nonuniform treatment, coupled rooms, air loss, occupancy, shape, and low-frequency modes can shift results, so measure after installation.
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