Primacoustic Razorblade Quadratic Residue Diffuser - Black - 24" x 48" x 8" The Pocket Kit by Questlove delivering an unprecedented level of

delivering an unprecedented level of creativity and exploration

Color-Coded

music beds and more

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you also get our original mini version of the effect

Primacoustic Razorblade Quadratic Residue Diffuser - Black - 24" x 48" x 8" The Pocket Kit by Questlove delivering an unprecedented level ofThe Razorblade is a high performance quadratic residue diffuser (QRD*) based on a primitive root sequence that employs a grated array of 17 precisely calculated wells to break up and scatter acoustic energy to create a diffuse sound field. Originally developed by Schroeder, QRDs have long been considered to be one of the most effective forms of diffusion. A series of wells are mathematically arranged in such a fashion that sound waves entering the