Tag Archive for: Acoustics

Ten Reasons Why Church Sound Systems Cost More


In a day of mail order mania and cost consciousness, remind your church sound customers of some basic truths

by Pat Brown

A letter to a church sound committee might read:

Thank you again for the opportunity to provide you … Read more

Roll your own acoustic source for STI testing

by Steve Liddle

Have you ever thought about building your own acoustic source for STI Testing.  Steve Liddle has done it and he shared the process in this article.

The title doesn’t sound as good as “roll your own Talkbox” … Read more

Collecting Binaural Data for Recordings – Accuracy vs Realism

By Pat Brown

This article will look at some of the ways to get binaural data with emphasis on microphone techniques.

The human auditory system is equipped with two input ports – the left and right ears. This “binaural” processing … Read more

Acoustic Environments

Sound Diffusion Explained (Acoustics First)
Diffusion in simple terms is the scattering of sound energy. Using an array of ping pong balls to represent sound visually, this video simply demonstrates what occurs when sound strikes an acoustic diffuser’s surface.

Tech Read more

30 Years of SynAudCon Synergy

Random Thoughts by Jim Brown

SynAudCon Synergy – Jim Brown takes you on a walk though audio history helps all of us appreciate where we have been and provides a visions for where we are going.

When Brenda asked me … Read more

Real-World Reverberation – PureVerb™

By Pat Brown

Learn about a software tool called PureVerb™ that can create natural sounding reverberation effects.

Reverberation effects can be added to recordings using a signal processor or wave editor. Most of these effects only allow a very limited … Read more

Large Room Acoustics

Syn-Aud-Con Class Visits Mega-church By Pat Brown

The Louisville, KY Sound Reinforcement for Designers class visited Southeast Christian Church on the first evening of the seminar. We were treated to an overview of the main auditorium as well as … Read more

Room Modeling Details

by Pat Brown

This article will answer this question: Room modeling for loudspeaker coverage in high detail takes a lot of time. Is it worth it?


In “The Octagon – Part 2” I presented computer-based room models of varying … Read more

A Do-it-Yourself Guide to Computing the Speech Transmission Index

By Farrel Becker

In this article, Farrel Becker shares the steps required to compute the Speech Transmission Index (STI) from a measured impulse response.

The Speech Transmission Index (STI) is a method of measuring speech intelligibility in noisy and/or reverberant … Read more

Sound System Designers Site Surveys – Three things to Consider

By Pat Brown

Sound System Designers site surveys should include the Acoustical environment, Ambient noise and radio frequency survey.  Learn why these are so important.

Site surveys are a necessary part of all construction trades. The ground must be firm … Read more