Why am I blowing it up with a 200 watt amplifier.

by Pat Brown In this article, Pat Brown answers this question,…

Room Measurements for Sunrise Auditorium – Sao Paulo, Brazil

by Pat Brown Pat Brown shows the process of collecting room measurements…

The Most Important Equalization Step

by Pat Brown Pat presents the most important step in the equalization…

Smart Meters

By Jim Sorensen Jim Sorensen shares his insights on smart meters…

Measurement: Practice Makes Perfect – Part 1

by Pat Brown   One thing that I stress to new users…

Real-World Reverberation – PureVerb™

By Pat Brown Learn about a software tool called PureVerb™ that…

Phase RIP – Phase Data for Loudspeaker Measurements

By Dick Campbell Something has been bothering me about measuring (and publishing) phase data for loudspeaker measurements. An AES Standards Committee is currently considering adding phase to the existing standard for SPL measurements as exhibited in manufacturer’s published radiation balloons.

Limiting Factors in Room Modeling

by Pat Brown It's been about two decades since the the first use of computer ray tracing to approximate the room impulse response (RIR). RIR prediction was a natural extension of previous work in the field of optics - a very important point that I will come back to.

Tunnel RT60 & STI vs length.

By Peter Patrick Dear All, I've been having some fun modeling…

The Analog Impedance Meter – Tools of the Trade

By Pat Brown This article gives an overview of the TOA ZM-104…