Low Frequency in Loudspeakers: It’s All About the Bass!

All the speaker design techniques to achieve more bass, challenging Hofmann's Iron Law. The same bass in a smaller enclosure? Deeper or louder bass for the same enclosure back volume? Higher efficiency for a given alignment? A cleaner lower distortion bass? Learn about the companies, products, and technologies that make all this possible. This article was originally published in Voice Coil, November 2023.

Pioneer Electronics (USA) introduced several new high performance automotive loudspeakers, all using advanced designs and materials. The new Z series of speakers and subwoofers and the next generation D series speakers and subwoofers, have been engineered to reproduce music with premium sound quality, respond to hi-res audio increased dynamics, and take full advantage of unique concepts and proprietary advanced technology, benefiting from Pioneer's decades of automotive loudspeaker design theory and testing ability.

Mike Klasco explains the evolution of speaker cone materials, from paper to the first experiments in plastics and finally to Polypropylene (PP), which became the preferred resin sheet material for thermoformed speaker cones. The article also discusses recent trends in woven composite cone fabrication. This article was published in Voice Coil, February 2014.