Featured Room Acoustics Reviews & Articles Article Archives
Room Acoustics: Acoustic Treatments
Anthony Grimani's "Room Acoustics: Acoustic Treatments" class followed his course on "High Performance Home Theater Calibration" on the afternoon of my first day at CEDIA. I'm reviewing it here, as…
Acoustics at Trade Shows
After a summer break, it's back to acoustics. I had intended writing on DIY and some basic room set up tips. However, that's going to wait until next month. I am just returning from the Denver…
Acoustics 101 Course by John Dahl of THX
John Dahl has been a volunteer instructor for CEDIA for the last 11 years. So it's a pretty good bet that virtually all of the CEDIA design and installation professionals who have passed through his…
High Performance Home Theater Calibration
The Custom Electronics Design and Installation Association (CEDIA) was founded in 1989 in recognition of the increasing complexity of integrating audio and video systems into the home environment.…
Acoustics Facts and Fiction
In 1979 TEAC introduced the 144 Portastudio, and the recording industry hasn't been the same since! In those days a decent limiter cost nearly $1,000 and a good spring reverb unit would set you back…
Calculating Room Modes with ModeCalc
ModeCalc can help you design a new room that sounds as good as possible, or predict the low frequency behavior of an existing room. This tutorial explains the basics of room modes, and tells how to…
Helmholtz Resonant Absorber
A listening room, defined by its dimensions, can be mapped in terms of a series of pressure peaks and nulls, in all three dimensions. This refers to the creation of standing waves (modes), and the…
Physics Tutorial 2: The Physics of Hearing
This article describes the physics behind human hearing and sound waves. How the ear works and how we perceive sound is discussed.
Acoustical Measurements - What are They?
I have heard some people claim "I just listen and walk around the room and clap my hands and I know what to do." I would say this is another "myth". What is true, is that final tuning of a room often…
Introduction to Acoustics
Throughout this series we hope to educate and illustrate some of the fundamental points of room acoustics. This is by no means meant to be an intensive course on acoustics, which by the way, for…