Editorial desk
Diffusers Guide Editorial
Diffusers Guide Editorial is the publishing identity for Diffusers Guide. It is a desk, not a person: no named author, no biography, no professional certifications.
Articles published under this byline are researched from primary sources — vendor and project documentation, published standards and specifications, research papers, and measurements published by whoever took them — drafted with AI assistance, and edited against those cited sources before publication. Nothing here is based on first-hand testing in a private lab, and any figure that appears is attributed to the source it came from.
Corrections go to [email protected]. More detail is on the about page and the editorial disclosure.
Posts (5)
- diffuser-design
How Schroeder Diffusers Work: The Math Behind QRD Scattering
Explore how Schroeder diffusers use quadratic residues and reflection phase, what Fourier theory predicts, and how polar response reveals real limits.
- build-guides
How to Build a QRD Diffuser: Cut List and Depths
A worked cut list for a seven-well quadratic residue diffuser, plus fin seating, mounting distance and the reasons a finished panel does nothing.
- diffuser-design
QRD N7, N11, N13 and N17: Well Depth Tables and Formula
Use the QRD well-depth formula and worked N7, N11, N13 and N17 tables to choose a prime from design frequency, well width or maximum panel depth.
- diffuser-design
Types of Acoustic Diffusers: QRD vs Skyline vs BAD
How one-dimensional wells, two-dimensional block arrays and binary amplitude panels differ in scattering plane, depth, absorption and best placement.
- diffuser-design
Acoustic Diffusers: How They Work vs Absorption
Learn how acoustic diffusers redistribute reflections, how diffusion differs from absorption, and which measurements help assess a panel for a room.