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Category Archives: Acoustic Analysis

Integrating Dual Subwoofers with Single Driver Horn Loaded Speakers

Customer Profile Cesar Rubio is a San Francisco Architectural photographer and keen audiophile. His tastes in components lean towards vinyl, valves and single driver or horn speakers. His high end audio system is installed in his living room which he also uses for entertaining. Project Overview This particular engagement involved integrating two JL Audio F112 […]

Helping Venhaus Audio Improve His Room Acoustics

Customer Profile The client, Chris Venhaus, is owner and operator of VH Audio. He has quite a bit of experience with acoustic measurements and had made an effort to acoustically treat his room. However he wanted to get an expert “second opinion” on his acoustic measurements and what further opportunities for improvement there might be. […]

Room Modes 101

What are room modes and how do they impact sound quality? Some unavoidable facts: ALL rooms have naturally occurring resonance frequencies called room modes or standing waves. If you read around the web you’ll find some more esoteric terms like eigentones or eigenmodes. I quite like calling them modal resonances. Room modes are the main cause […]

Acoustic Frontiers White Papers and Articles

“The true sign of intelligence is not knowledge but imagination.”— Albert Einstein   We at Acoustic Frontiers do not stop at “the basic” industry certifications and qualifications. In acoustics in particular we continue to drive industry thought leadership as demonstrated by the articles and white papers we publish. Acoustical Measurement Standards for Stereo Listening Rooms […]

The Schroeder / Transition Frequency Explained

Brent Butterworth, a writer over at Sound & Vision, has written a very easy to understand explanation of what the ‘Schroeder’ frequency is. The Schroeder or ‘transition’ frequency is a critical concept to understand because it explains a lot about how sound behaves in rooms, how we measure / analyze them and how we treat […]