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Gerhard Westphalen
Acoustics Course
Blog
Gerhard Westphalen
Acoustics Course
Blog
Acoustics Course
Blog

Diaphragmatic Absorber Technical Drawings

DA9

DA12

Membrane Absorber

Speaker Placement

Listening Triangle

GWM4 Speakers

GWM4 Build Guide

GWM4 Files

Research Papers

Active Acoustics

Surround Recording Formats

Other Resources

First Reflection Point Calculator

https://www.acoustic.ua/forms/calculator4.en.html

Porous Absorber Calculator

http://www.acousticmodelling.com/porous.php

Room Mode Calculator

https://amcoustics.com/tools/amroc?l=30&w=19&h=8&ft=true&r60=0.4

REW

https://www.roomeqwizard.com/