All items tagged with AMT tweeter (22)

Celebrate 35 Years of Voice Coil with the November 2021 Edition

October 26, 2021 by audioXpress Staff

Celebrate 35 Years of Voice Coil with the November 2021 Edition

This edition celebrates 35 years of Voice Coil, the Periodical for the Loudspeaker Industry. We discuss a new earphone technology for Balanced Frequency Range, Mike Klasco writes about Subwoofers and Bass, and James Croft reviews a new loudspeaker patent from Tymphany. Finally, Vance Dickason places Purifi Audio’s PTT4.0X04-NFA-01 Home Audio Midbass, and Eighteen Sound’s AMT200P AMT driver and XMT200 waveguide on the Test Bench. Now available in print or download.

Test Bench: The AT60NC-4 AMT Tweeter from SB Acoustics’ Satori Line

June 24, 2021 by Vance Dickason

Test Bench: The AT60NC-4 AMT Tweeter from SB Acoustics’ Satori Line

The new AT60NC-4 AMT tweeter from SB Acoustics’ Satori Line follows the recent “renaissance” of Air Motion Transformer (AMT or Air Velocity Transformer aka AVT) over the last several years. The Satori AT60CN-4 is targeted at high-end audio applications. Its features include a damped foil and Kapton 43mm × 29mm pleated AMT diaphragm, with an optimized rear chamber, and two-part face plate. This article was originally published in Voice Coil, March 2021.

Avantone Pro Introduces Gauss 7 Active Reference Monitors With GAU-AMT Tweeter

April 23, 2021 by audioXpress Staff

Avantone Pro Introduces Gauss 7 Active Reference Monitors With GAU-AMT Tweeter

After its recreation of the classic NS-10M’s and Auratone studio monitors, Avantone Pro now pays tribute to Gauss by bringing a notable speaker name back with the Gauss 7. This active full-range, two-way reference monitor design mixes vintage nearfields and new-school-boosted bandwidth and frequency response decades after the much-missed Gauss Speaker Company’s closure.

Loudspeaker Knowledge Inside and Out in Voice Coil March 2021

February 26, 2021 by audioXpress Staff

Loudspeaker Knowledge Inside and Out in Voice Coil March 2021

In this edition of Voice Coil, Steve Temme explains "How to Measure Free-Field Speaker Response without an Anechoic Chamber," Mike Klasco writes about "Plastics and Composites for Audio Products in 2021," and there's an updated Speaker Enclosure Vendor Directory. James Croft provides a fascinating patent review of a speaker assembly design for low-frequency control using an acoustic dipole. And Vance Dickason characterizes two new tweeters: the D2404 Ellipticor Tweeter from Scan-Speak, and the Satori AT60NC-4 AMT Tweeter from SB Acoustics. Now available in print and online!

GGNTKT Model S1 Self-Powered In-Wall Loudspeaker for Full Multichannel Immersion and Dynamics

December 16, 2020 by Joao Martins

GGNTKT Model S1 Self-Powered In-Wall Loudspeaker for Full Multichannel Immersion and Dynamics

GGNTKT (the name stands for "Gegentakt" or push-pull) is an interesting new loudspeaker company with a refreshing attitude towards high-end audio. The company's new product, the Model S1, is a self-powered, in-wall, 2-way custom installation design for home theaters. The GGNTKT Model S1 is a high output design for front/LCR and surround channels of small to medium-sized home theaters and professional multichannel monitoring in studio facilities.

Thin-Film High-Frequency Transducers (Part 1) - The Advantages

October 22, 2020 by Igor Levitsky

Thin-Film High-Frequency Transducers (Part 1) - The Advantages

In its August 2020 edition, Voice Coil featured an article by experienced speaker designer Igor Levitsky, highly recognized in the industry for developing some of the best planar magnetic speaker and headphone drivers for some of the most reputed brands, focusing precisely on this type of technology. It seems clear that we will see more and more headphones and speakers using thin-film drivers, as the industry is now perfecting the use of different types of diaphragms and materials. The August 2020 edition of Voice Coil includes the first part of this article, completed in the September 2020 edition.

Free Tutorials and Speaker Design Advice from Experts in August 2020

July 24, 2020 by audioXpress Staff

Free Tutorials and Speaker Design Advice from Experts in August 2020

The August 2020 edition of Voice Coil magazine opens with a great article by Igor Levitsky on “The Advantages of Thin-Film High-Frequency Transducers,” followed by a tutorial on voice coils by Mike Klasco, and an updated directory of vendors. James Croft reviews a speaker design patent from Panasonic, and Vance Dickason places the LT2 ribbon transducer and waveguide from Radian Audio Engineering, and the 140FCD 1" compression driver from REDCATT on his Test Bench.

audioXpress September 2019 Speaker Focus Edition Now Available

August 8, 2019 by audioXpress Staff

audioXpress September 2019 Speaker Focus Edition Now Available

The September edition of audioXpress is our always popular Speaker Builder - Speaker Focus edition. Once again, audioXpress focuses on loudspeaker building, design, and testing and for this issue we have combined two great DIY articles with a review of the PureAudioProject Trio15 Heil AMT speaker system. Ward Maas reports from the High End 2019 show in Munich, Jan Didden met with Purifi Audio's Bruno Putzeys and Lars Risbo and comments on the company's research, and much more.

Test Bench: TPL75 Compact Pro Sound AMT from Acustica Beyma

November 7, 2018 by Vance Dickason

Test Bench: TPL75 Compact Pro Sound AMT from Acustica Beyma

The TPL75 is one of the Air Motion Transformers (AMT, aka Air Velocity Transformer) that Acustica Beyma has developed for pro sound applications. Part of the success of Beyma’s AMTs for pro sound comes from its proprietary X-Bow technology, which opens as much as possible the mechanical constraint in the diaphragm, allowing it to manage higher temperatures, increasing the limit of the power the diaphragm can handle. This article was originally published in Voice Coil, August 2018.

Test Bench: Acustica Beyma TPL200/H Pro Sound Air Velocity Transformer

October 3, 2018 by Vance Dickason

Test Bench: Acustica Beyma TPL200/H Pro Sound Air Velocity Transformer

In this edition of Test Bench, Vance Dickason characterized a different high-frequency transducer: the TPL200/H, a horn-loaded pro sound AMT from the Valencia, Spain, company Acustica Beyma. The TPL200/H is one of the Air Motion Transformers (AMT, aka AVT Air Velocity Transformer) that Beyma has developed for pro sound applications and is a Kapton horn-loaded version of the highest power handling AMT in their AMT line, rated at 120 W AES (24 W program), with a sensitivity of 104 dB 1 W/1 m. This article was originally published in Voice Coil, July 2018.

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