Fresh From the Bench: Meet the PureAudioProject Trio15 Heil AMT Speakers

In this speaker review, Oliver Masciarotte and Kent Peterson (of Warkwyn) listen, measure, and listen again to the PureAudioProject Trio15 Heil AMT speaker system. This is a fascinating modular system, in this case designed using an ESS 6" Air Motion Transformer (AMT) and two Eminence 15" drivers, specifically optimized for use in open-baffle applications. This article was originally published in audioXpress, September 2019.

Injection molded plastics dominate audio consumer electronics products but are perceived as “cheap” and have mediocre acoustic characteristics compared to wood. New cellulose reinforced composites developed by Sappi’s Symbio division combine the best of both wood and plastics with higher stiffness, lower weight and can be used for injection molding and extrusion processes in any color and finishing.