All items tagged with damping (12)

Reinforced Loudspeaker Performance in Voice Coil November 2024

October 30, 2024 by audioXpress Staff

Reinforced Loudspeaker Performance in Voice Coil November 2024

In Voice Coil November 2024, Anthony Caiazzo details Countervail's patented fiber-reinforced composite technology, Mike Klasco revisits solutions to achieve increased bass response, while James Croft reviews two patents from Clean Energy Labs and Brane Audio that seem to have finally broken Hofmann's Iron Law. In Test Bench, Vance Dickason characterizes the new MT19CP-8 7.5" coaxial driver from SB Acoustics' prestigious Satori line.

Sonus faber Concertino G4 Speaker Introduces Innovative Unibody Cork Enclosure

July 29, 2024 by Joao Martins

Sonus faber Concertino G4 Speaker Introduces Innovative Unibody Cork Enclosure

Sonus faber launched its new Concertino G4 speaker during the Tokyo Audio Show 2024. The fourth edition of the brand’s iconic Concertino speaker expands on the its heritage of high-quality sound and Italian craftsmanship, with the innovation of a unique single structure cabinet made with recycled cork. The design maintains the iconic trapezoidal Concertino shape, with an exterior enhanced by trademark Sonus faber materials, such as leather, aluminum, brass, and walnut wood side panels.

Manger Audio Introduces the Next Generation of Its Star-Shaped Bending Wave Transducer

June 21, 2024 by Joao Martins

Manger Audio Introduces the Next Generation of Its Star-Shaped Bending Wave Transducer

Manger Audio, the specialized speaker manufacturer from Mellrichstadt, Germany, announced the sixth generation of its globally recognized star-shaped transducer, the W06. The Manger driver works on the principle of bending waves, featuring a flat, flexible diaphragm, and unique coil assembly. In its six major redesign, the Manger W06 transducer now features an optimized motor, new damping system, and a new chassis design, delivering improved linearity, lower distortion, and even more impressive dynamics.

What About Loudspeaker Damping Factor and How Much Do I Need?

January 5, 2024 by Jan Didden

What About Loudspeaker Damping Factor and How Much Do I Need?

A loudspeaker is a mechanically moving system and like any such system, it cannot stop moving in zero time. For example, if a tone is reproduced, and the amplifier outputs a zero voltage at the end of the tone, the speaker cone will not stop immediately but will tend to keep on moving with lower and lower amplitude and eventually come to a stop. Jan Didden explores Loudspeaker Damping Factor in simple terms.

Waterfall Audio Launches Niagara XT Loudspeaker Range at ISE 2024

December 18, 2023 by Joao Martins

Waterfall Audio Launches Niagara XT Loudspeaker Range at ISE 2024

For ISE 2024, Waterfall Audio is planning the launch of a brand-new range of exclusive glass loudspeakers, expanding the number of solutions from its specialized installation product portfolio. The French speaker specialist from Carcès en Provence will celebrate the 20th edition of the systems integration show with the launch of the Niagara XT range of glass speakers for luxury residential projects, featuring new wood horns and new Jetstream damping technology.

Test Bench: BDNC’s BGF-46166-18-4-003 Glass-Composite Flat Diaphragm Woofer

September 15, 2021 by Vance Dickason

Test Bench: BDNC’s BGF-46166-18-4-003 Glass-Composite Flat Diaphragm Woofer

This article characterizes a cutting-edge product from BDNC, a patented “race track” shaped driver, and the first of its kind to use a glass diaphragm composite made up of two layers of “Schott AS87 Glass” with an internal layer of viscoelastomic damping material and aluminum alloy foil. The motor structure uses two neodymium bar magnets driving a two-layer race track-shaped voice coil wound with round copper wire on an aluminum former. This article was originally published in Voice Coil, June 2021.

Focal Unveils Revamped and Unique Aria K2 936 Loudspeaker

November 16, 2020 by audioXpress Staff

Focal Unveils Revamped and Unique Aria K2 936 Loudspeaker

Since 2013, Focal Aria has been a leading loudspeaker range for the French brand. With its natural flax cone and sleek style, Aria marked a decisive point in Focal’s history. And the story continues. As part of its process of constant renewal, Focal engineers and designers have revamped the Aria 936 flagship model to present the new Aria K2 936, featuring an updated version of the iconic K2 cone - used in JMLab Vega and Antea high-fidelity speakers since 1986 - combined with an Ash Grey exclusive finish.

Good Vibrations (Part 2) - Dealing With Unwanted Vibrations

September 11, 2019 by Norman Varney

Good Vibrations (Part 2) - Dealing With Unwanted Vibrations

Following a first R&D article, where Norman Varney discusses the basic principles of unwanted vibrations in audio playback environments, in this second part he writes about what his research found to be effective ways to counteract those effects. The article details the evaluation process and extensive measurements that lead to the creation of various products that AV RoomService provides when helping clients with their acoustic problems. This article was originally published in audioXpress, September 2019.

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Good Vibrations (Part 1) - The Basic Principles of Unwanted Vibrations

August 20, 2019 by Norman Varney

Good Vibrations (Part 1) - The Basic Principles of Unwanted Vibrations

In this article, Norman Varney discusses the basic principles of unwanted vibrations in audio playback environments. "When we play back audio, we only want to hear sound waves created from the electromechanical vibrations produced by the loudspeaker. They are the result and intention of the artists. They are the original signals. These are good vibrations. However, for this article, we will focus on the basic principles of unwanted vibrations of audio playback environments," states Varney in the article introduction, originally published in audioXpress, August 2019

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R&D Stories: Future Shock. Powersoft Audio’s Amplifier Technologies

June 5, 2019 by Stuart Yaniger

R&D Stories: Future Shock. Powersoft Audio’s Amplifier Technologies

Stuart Yaniger details the amplifier technologies developed and perfected by Powersoft Audio, the Italian company based in Scandicci, Florence. From the introduction of Class-D amplification to the unique company philosophy, Yaniger discusses how Powersoft Audio strived to define the technological edge of its markets rather than follow trends. This article was originally published in audioXpress, August 2014.

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