All items tagged with subwoofers (212)
R&D Stories: Motion Feedback for Active Desktop Subwoofers
December 8, 2023 by Zami Schwartzman

R&D Stories: Motion Feedback for Active Desktop Subwoofers

Zami Schwartzman, the founder of Servobass, shares his journey into the application of Motion Feedback (MFB) methods for active subwoofers. He explores passive and active bass enhancement methods and how Servobass arrived at an optimized design using MFB techniques to achieve highly performing active subwoofers in desktop and compact sizes. A solution that is now available to be licensed by the industry. This article was originally published in audioXpress, November 2023.
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Dillinger Labs Introduces SKAA-Enabled Battery-Powered Mobile Subwoofer
December 6, 2023 by Joao Martins

Dillinger Labs Introduces SKAA-Enabled Battery-Powered Mobile Subwoofer

Available for pre-order and expected to ship in March 2024, Death From Below (DFB) is the world's first SKAA-enabled, battery-powered mobile subwoofer that all owners of Soundboks 3, 4 and Go battery-powered speakers will want. Designed in Canada by Dillinger Labs, a wholly-owned subsidiary of Eleven Engineering - the company that developed and licenses SKAA wireless audio technology worldwide - the new PA-level subwoofer is a truly unique product.
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ATC Launches C4 Sub MK 2 Active Subwoofer System
November 29, 2023 by Alfred Moody

ATC Launches C4 Sub MK 2 Active Subwoofer System

The Acoustic Transducer Company (ATC) announced the production of the C4 Sub Mk 2 active subwoofer system, expanding its hifi range of home audio products. Designed to unite the highest standards of driver and electronics in a single system, the C4 Sub Mk 2 deploys an all-new proprietary 12-inch SS75-314SC sub-bass driver, powered by a newly developed 300W class AB amplifier design, both elements hand-built and installed within a substantial cabinet at the company’s Stroud-based production HQ.
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Neotera Audio Introduces Ultra Flat Series Woofers
November 24, 2023 by Vance Dickason

Neotera Audio Introduces Ultra Flat Series Woofers

Neotera Audio, which has manufacturing in Italy and engineering in Sweden, has recently released two rather interesting thin-profile 10" woofers, the UF295CBS, and the UF295FAS. Both woofers have a voice coil and motor structure located around the rim of the cone assembly, and both use and front and rear facing NBR surrounds for compliance. The UF295CBS was designed for small closed box subwoofer applications, while the UF295FAS is a a pure dipole woofer with a Fiberglass/Rohacell dome suspended directly on the voice coil.
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Voice Coil Test Bench: The 10NMFS 10” Subwoofer from Beyma’s Near and Mid Field (NMF) Line
November 8, 2023 by Vance Dickason

Voice Coil Test Bench: The 10NMFS 10” Subwoofer from Beyma’s Near and Mid Field (NMF) Line

Beyma's Near and Mid Field (NMF) line includes this compact woofer aimed at the studio/home audio market, one of three models with a similar feature set that includes carbon fiber cones and dust caps, Malt Cross cooling technology, triple aluminum, and copper shorting rings, dual Bimax spiders, and Quattro inside/outside voice coil windings. This article was originally published in Voice Coil, August 2023.
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Trinnov Audio Announces Roll-out of WaveForming Technology and Early Access Program
October 13, 2023 by Alfred Moody

Trinnov Audio Announces Roll-out of WaveForming Technology and Early Access Program

Following on from the hugely successful presentation at CEDIA Expo, where WaveForming picked multiple industry awards, Trinnov Audio announced the company's plans to accelerate the roll-out of its groundbreaking WaveForming software into selected showrooms and projects. The product of more than 6 years of Trinnov research, WaveForming combines a new algorithm combine with passive and active acoustics to eliminate room modes, and effectively reduce low-frequency problems inherent to small rooms.
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Garmin Completes Acquisition of JL Audio
September 20, 2023 by audioXpress Staff

Garmin Completes Acquisition of JL Audio

As anticipated in early August 2023, Garmin announced it has completed the acquisition of JL Audio, the privately-held US company that designs and manufactures audio solutions including speakers, amplifiers, subwoofers and other audio components for marine, aftermarket automotive, powersports, home and RV applications. The acquisition was intended to add premium audio integration solution across a broad range of Garmin markets and products.
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Magnets and Smart Electronics for Speakers in Voice Coil September 2023
August 30, 2023 by audioXpress Staff

Magnets and Smart Electronics for Speakers in Voice Coil September 2023

This issue of Voice Coil is packed full of great knowledge for speaker professionals. The September 2023 issue features three Test Bench characterizations: the Fountek NeoCD2.0 Ribbon Tweeter, the SB Acoustics WO24TX-4 Satori midbass, and the SEAS L22ROY2 8" subwoofer. This issue also features our annual overview of Magnetic Materials for the Loudspeaker Industry. Peter Larsen (Loudsoft) concludes his FINE Circle tutorial with a passive crossover for his design. This issue of Voice Coil is now available in print, online, and in digital formats.
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Patent Review: Passive Cardioid Speaker
August 16, 2023 by James Croft

Patent Review: Passive Cardioid Speaker

Renowned audio speaker design, David W. Gunness, now with Fulcrum Acoustic, and previously with Electro-Voice and Eastern Acoustic Works, is no stranger to this field of research where he holds numerous patents.This review is a fascinating read, especially given that Fulcrum has already proven the validity of the proposed designs in actual products. It seems clear that Gunness achieved “a very good design that should advance the art in the category of cardioid devices,” as Croft notes.
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AudioControl Home Audio Division Acquired by AVPro Global
August 1, 2023 by Joao Martins

AudioControl Home Audio Division Acquired by AVPro Global

AVPro Global, a company that started as a distributor, and evolved to create its own brands of audio/video installation products, display calibration and HMDI cables, has announced the acquisition of the Home Audio division of AudioControl from AAMP Holdings, an aftermarket car audio company from Florida who had acquired the Seattle, WA company in April 2022. AVPro Global says that the AudioControl Home Audio Division makes sense in its strategy to accelerate its business in residential and commercial distributed audio and media rooms.
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