Oliver's Audio Passion - 2D QRD N23 diffuser made by Branislav G. from Slovakia, using my Diffuser Calculator app 😎 🛒 Application ---> https://play.google.com/store/apps/details?id=acoustic.oliver.diffusers&hl=en_US | Facebook
![Online Acoustic Calculators [English version] - Рекомендації по акустиці приміщень - Aкустические материалы и Технологии Online Acoustic Calculators [English version] - Рекомендації по акустиці приміщень - Aкустические материалы и Технологии](http://www.acoustic.ua/Files/1138.png)
Online Acoustic Calculators [English version] - Рекомендації по акустиці приміщень - Aкустические материалы и Технологии
![Yesterday I pinned a link to a DIY diffuser, but the units were US/Imperial/non-scientific. This pic… | Acoustic diffuser, Skyline diffuser, Recording studio design Yesterday I pinned a link to a DIY diffuser, but the units were US/Imperial/non-scientific. This pic… | Acoustic diffuser, Skyline diffuser, Recording studio design](https://i.pinimg.com/originals/a9/af/fd/a9affd7b8cadedc937c4569fa5b0d16d.jpg)