Meta Materials to Showcase Global Technology Collaborations at CES 2023

Meta Materials, a developer of materials and nanocomposites will showcase a range of interesting technologies at CES 2023, which highlight global collaborations in the areas of 5G communications, augmented reality eyewear, and Li-ion battery components. The demonstrations include cutting-edge projects with Sekisui Chemical, Covestro, PPG, DuPont Teijin Films and Mitsubishi Electric Europe. During CES 2023, Meta Materials will be at the Las Vegas Convention Center, North Hall, booth 9417.

This Voice Coil Focus article explores the fabrication, materials, and performance aspects of speaker cones, a critical component in driver design. With the author's extensive experience in dealing with innovative speaker designs and bringing concepts into production, the article explains vital aspects of both paper pulp cone fabrication and polypropylene cones, addressing even the lesser known aspects, such as software simulation programs used to model results before starting tooling. This article was originally published in Voice Coil, February 2020.

There are many subtle ways a speaker designer can use the collar to “tune” the speaker-design for optimum response, added strength, increased thermal tolerance, better assembly fit, and more. Many materials are available for use as a collar but a careful understanding of the physical properties of these materials is required for optimum selection. Originally published by Voice Coil, May 2012.