Metamodal TPCDs — Next-Generation Speaker Diaphragms from Composite Sound

This article details the Composite Sound journey that led to the extensive use of TPCDs for loudspeaker applications and the company's second-generation Metamodal technology. This new engineering approach allows designing loudspeakers tailored for an intended purpose, realizing a physical representation of a TPCD computer-simulated model that is only achievable through the company's unique proprietary production process. This article was originally published in Voice Coil, February 2022.

This Test Bench article characterizes the SB Acoustics Satori MW16TX-8 TeXtreme Cone 6.5” Woofer, the third diaphragm transducer in Test Bench using this material, following the Eminence N314X-8 compression driver, and the SB Acoustics TW29TXN-B-4 dome tweeter. TeXtreme diaphragms are definitely finding acceptance among loudspeaker manufacturers. The MW16TX-8 is part of the SB Satori line of high-end transducers and has a substantial feature set. This article was originally published in Voice Coil, June 2021.

Recently, Eminence announced that it had already successfully implemented and tested a new compression driver using the new thin ply carbon diaphragm from Textreme. The announcement of the new Eminence N314X-8 Compression Driver confirms that the Kentucky company is now ready to offer the world's first driver using the new lighter diaphragm material, promising "goosebumps" for those who have the opportunity to listen to the the latest in high frequency driver technology.

Sinar Baja has announced a new strategy and new product segment organization for its various brands. SB Acoustics will continue to be its hi-fi driver product range, including Satori for the high-end segment, while the new brand SB Audience will represent its pro sound product line available for the international market, and SB Automotive is now its new car audio product line worldwide. But it gets a bit more complicated... audioXpress spoke with SB Acoustics to learn more about the new branding strategy.

Always exploring all the latest information regarding cone and diaphragm technology, Voice Coil regularly publishes reports on key new materials with the potential to excite the loudspeaker industry. In this special focus article, Mike Klasco (Menlo Scientific, Ltd.) explores new approaches that explore thin ply carbon materials, like Swedish advanced composite specialist Oxeon is attempting with its TeXtreme Thin Ply Carbon Technology. This article was originally published in Voice Coil, February 2019.

Voice Coil February 2019 is now available and features a Cone and Diaphragm Technology Focus, including an expanded directory of Loudspeaker Cone Industry Suppliers, and an updated directory of Headphone/Earphone Parts vendors - the first of its kind. In Acoustic Patents, James Croft discusses a new patent awarded to Polk Audio, updating the original Stereo Dimensional Array (SDA) loudspeaker with a new improved crosstalk cancellation version, and Vance Dickason characterizes the new Bold North Audio MS-10W woofer, a direct replacement for the famous white 6.5” driver on Yamaha’s NS10 studio monitors!