The Classroom Acoustical Environment is Critical to Student Learning and...
We have heard classical music aficionados tout the “glorious acoustics” of a particular concert hall, opera house, or theatre. These “acoustics” are the venue’s natural...
View ArticleHow to Build Your Own Acoustic Panels (DIY)
Make Cheap, Easy, Attractive DIY Sound Absorption Wall Panels Also Check out our Complete Guide to Home Theater Acoustics for more information, including where to place...
View ArticleSound-Absorbing Drapery: Theory & Application
Sound-control acoustic curtains Applications Acoustical drapery is a good option where sound absorption is required and standard 1” or 2” thick wall panels are not...
View ArticleHome Theater: Surround Sound Speaker Placement
How to arrange the 5.1 channel surround sound speakers in your home theater. Check out our Complete Guide to Home Theater Acoustics for more information on how to acoustically tune...
View ArticleWhere to Place Acoustic Treatment in a Home Theater
Locate specular reflection points with a mirror and a friend Once you have carefully placed your 5.1 surround sound loudspeakers, video display, and prime listening...
View ArticlePipe Organ Grill Cloth Comparison Test
This article was published in the Journal of American Organbuilding (June 2012). Special Thanks to Jack Bethards of Schoenstein & Co. Organ Builders, Acoustone, MDC...
View ArticleNoise Control Products
Acoustical Materials Directory Noise Control Products The following is a list of sound insulation (sound proofing) products and treatment manufacturers. These materials are designed to...
View ArticleFAQ: How is NRC calculated?
Frequently Asked Questions Question: How is NRC calculated? Noise Reduction Coefficient (NRC) is a single number rating defined by the ASTM standard C423, the laboratory method...
View ArticleSound Absorption vs. Sound Transmission Loss
Frequently Asked Questions Q. What is the difference between sound absorption (NRC), sound transmission loss (STC), and impact sound transmission (IIC)? The following is a...
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