RPG Diffractal — 9 Deep Fractal QRD Diffuser
€ 27.99
Auf Lager
4.9
(159)
![](http://arqen.com/store/wp-content/uploads/2014/03/rpg-diffractal-qrd-diffusers.jpg)
![](https://www.subwoofer-builder.com/qrd-well-nowell.gif)
QRD diffusers: Technical Reference
![](https://img.youtube.com/vi/UkPmuSGCizI/hqdefault.jpg)
DIY Sound Diffusers—Free Blueprints—Slim, Optimized DIY Diffuser Designs (+ Fractals) - Page 24 - Gearspace
![](https://www.muzines.co.uk/images_mag/articles/mx/MX_94_08_acoustic_dif_1_large.jpg)
Making waves (MX Aug 94)
![](https://everythingacoustic.co.uk/cdn/shop/products/Absorbor_e6e5af74-5f53-40b2-976a-08ed176c8b50_580x.jpg?v=1654357417)
RPG Diffractal – Everything Acoustic
![](https://global.discourse-cdn.com/business4/uploads/psaudio/optimized/3X/b/c/bcddd07c151c5e080567eaa06997112dd7a77319_2_666x500.jpeg)
DIY diffuser/absorber panel for listening room - Do It Yourself - PS Audio
![](http://everythingacoustic.co.uk/cdn/shop/products/Modffractal-White-Oak_dce653fc-7711-4ed4-b4ec-2d5741f8a4c6_1200x1200.jpg?v=1673438308)
RPG Modffractal – Everything Acoustic
![](https://global.discourse-cdn.com/business4/uploads/psaudio/optimized/3X/b/c/bc42951b77d7cc4dcad646ceae866c2de4fb4155_2_690x255.jpeg)
DIY diffuser/absorber panel for listening room - Do It Yourself - PS Audio
![](https://www.rpgeurope.com/images/diffractal/KIFF-Control-Room.jpg)
RPG Diffractal - Acoustic Products
![](https://www.aes.org/images/e-lib/thumbnails/1/2/12124_full.png)
AES E-Library » Two Decades of Sound Diffusor Design and Development, Part 1: Applications and Design