: Modern designs, such as Binary Amplitude Diffusers (BAD) , combine these functions—scattering high frequencies while absorbing lower ones to treat a wider spectrum in a single panel. Common Design Types
: These typically use porous materials (like mineral wool or fiberglass) to convert sound energy into heat through friction. Their effectiveness is measured by the Noise Reduction Coefficient (NRC) , where 1.0 represents total absorption. Acoustic Absorbers and Diffusers Theory Design ...
The fundamental difference lies in how they handle sound energy: : Modern designs, such as Binary Amplitude Diffusers