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Category Archives: Acoustic Analysis

Room acoustic issues 101

The characteristic acoustic regions of rooms Different parts of the frequency spectrum have different room acoustic issues or distortions. Acoustic distortions can be defined as sound quality degrading issues introduced by the interaction of a sound source such as a speaker and the acoustic environment it is placed in. At Acoustic Frontiers we believe there are three […]

Early Reflections 101

One of the most common “generic” acoustic treatment recommendations is to treat the reflection points. Unfortunately properly managing early reflected sounds is actually very complex psychoacoustically. Blindly treating reflection points with the wrong kind of products can make your sound worse. For a high performance high-end audio listening room, home recording studio or home theater […]

Understanding small room reverberation time measurements

This article explains how to interpret T60 and other variants of mid and high frequency decay / reverberation time measurements in the context of small rooms like home theaters, listening rooms and recording studios. Note that a lot of things written about T60, both online and in text books, are written in respect to acoustically […]

What is Speaker Boundary Interference?

Speaker boundary interference response (SBIR for short) is a little known and poorly understood issue that is responsible for deep dips or “suckouts” in bass response below the transition frequency. SBIR is caused by the destructive interaction of the direct sound wave from the speaker and the reflected, indirect sound wave from a nearby boundary. […]

A Home Theater Acoustic Treatment Layout in North Carolina

Client Profile Mr. Gilman is a home theater enthusiast from North Carolina. Project Overview The project scope involved a complete overhaul of Mr. Gilman’s previous home theater including: Revising the layout Raising the ceiling Building new soffits to hide ductwork Building a new riser New equipment, including an acoustically transparent screen, ‘proper’ home theater speakers […]

An Enthusiast’s First Dedicated Home Theater Room

Customer Profile Mr. Ang, of Dublin, CA is a thirty-something home theater enthusiast. He was moving into a new home and now had the space to make one of his dreams come true – a dedicated home theater. Project Overview The client came across Acoustic Frontiers from our listing as a Home Acoustics Alliance certified Level […]

Acoustic Treatment Design for a High End Audio Retail Store

Customer Profile The client was Music Lovers, a high-end audio store with two locations in San Francisco and Berkeley, CA. We worked with the manager of the SF store. Project Overview Acoustic Frontiers were asked by Music Lovers to assist with their main stereo listening room in the San Francisco store. The room is stoutly […]