All items tagged with SEAS (51)

Loudspeaker Knowledge and Innovation in Voice Coil April 2024

March 28, 2024 by audioXpress Staff

Loudspeaker Knowledge and Innovation in Voice Coil April 2024

In Voice Coil April 2024, Tom James reminds us about the importance of SPL Graph Data, and Mike Klasco revisits the fundamentals of speaker lead-out wire. As scheduled, there's an updated directory of Speaker Cable and Connector Vendors. James Croft explores a patent detailing a filter that may increase and extend the bass frequency response of a speaker. And for this month's Test Bench, Vance Dickason characterizes the Neotera Ultraflat UF 295 CBS 10" Subwoofer, followed by the SEAS W16NX005 5.25" Midbass Woofer with a metamodal TPCD diaphragm.

Ideas for Speaker Enclosures Now in Voice Coil March 2024

February 28, 2024 by audioXpress Staff

Ideas for Speaker Enclosures Now in Voice Coil March 2024

Voice Coil March 2024 focuses on speaker enclosures with a unique directory of innovative material ideas, followed by an always insightful patent review, where James Croft revisits the pivotal Dinaburg invention. For Test Bench, this month Vance Dickason characterizes the SIG180-4 6.5” woofer from Dayton Audio’s Signature Series, and a midbass shallow-profile 6.5” driver, the Stereo Integrity TM65 mkIV.

Test Bench: SEAS’ New L22ROY2 8” Subwoofer from Its Extreme Line

January 31, 2024 by Vance Dickason

Test Bench: SEAS’ New L22ROY2 8” Subwoofer from Its Extreme Line

The new L22ROY2 8" subwoofer from Norwegian OEM manufacturer SEAS offers a well-appointed feature set that includes a proprietary cast 16-spoke (8 twin spokes) cast-aluminum frame, completely open 1" deep below the spider mounting shelf. Other features include a very stiff black anodized aluminum cone and dust cap, NBR surround, driven by a 2" voice coil. This article was originally published in Voice Coil, September 2023.

Voice Coil February 2024 Cone and Dome Issue Now Available

January 29, 2024 by audioXpress Staff

Voice Coil February 2024 Cone and Dome Issue Now Available

The February 2024 issue of Voice Coil is now available, and it includes a major resource for all speaker designers and manufacturers, which is our annual Loudspeaker Cone and Dome Manufacturers Directory. In Test Bench, you can find characterizations of the new SEAS Excel T29X001 home audio tweeter, the first transducer to incorporate Composite Sounds' TPCD metamodal technology. The second driver in Test Bench is Eighteen Sound's latest 8NTLS2000 8" high-power handling woofer, for professional audio applications.

Improve Your Audio Designs in 2024 with audioXpress

December 12, 2023 by audioXpress Staff

Improve Your Audio Designs in 2024 with audioXpress

In audioXpress January 2024, Martin Turesson explains how Thin-ply Carbon Diaphragm (TPCD) technology can be applied also to headphones, and Claus Futtrup writes about Loudspeaker Bass Reflex Alignments. Paul Marchese discusses Composite Amplifiers, Roger Tall explains how a research effort allowed ClarityCap to understand the impact of resonances in capacitors. Our own Jan Didden interviews Robert Munnig Schmidt, while audio expert Ethan Winer explores audible consequences of jitter in digital audio conversion.

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.

Electrostatic Loudspeakers and Two Cutting-Edge High-End Tweeters in Voice Coil June 2023

May 31, 2023 by audioXpress Staff

Electrostatic Loudspeakers and Two Cutting-Edge High-End Tweeters in Voice Coil June 2023

Voice Coil June 2023 features an extensive patent review in James Croft's Acoustic Patents column. The topic is a 2014 patent awarded to Nokia, offering an opportunity to revisit the history of electrostatic loudspeakers, with insights from Tim Mellow, one of the two listed inventors. In Test Bench, Vance Dickason focuses on the D8404-552000 Ellipticor cloth diaphragm dome midrange from Scan-Speak, and characterizes the SB Acoustics TW29BNWG beryllium dome and waveguide from the brand's prestigious Satori line.

Test Bench: SEAS’ W15CH001 5.25” Excel Hexadym Motor Midwoofer

November 16, 2022 by Vance Dickason

Test Bench: SEAS’ W15CH001 5.25” Excel Hexadym Motor Midwoofer

This SEAS Excel Midwoofer is one the most highly inventive and innovative out-of-box Hexadym Motor designs from the Norwegian company. In this article, Vance Dickason details all that is unique in this midwoofer design and its historical motivations, helping to solve the problem of reflections off the motor system and frame of a woofer back into the cone. A fascinating exploration with complete measurements. This article was originally published in Voice Coil, July 2022.

SEAS and Merry Electronics Announce the Launch of New SEAS Orbit Speaker Series

October 18, 2022 by Joao Martins

SEAS and Merry Electronics Announce the Launch of New SEAS Orbit Speaker Series

For many decades, manufacturers and speaker designers have learned to admire the quality, consistency and innovations coming from SEAS of Norway. Today, the speaker manufacturer is part of a much larger organization within Merry Electronics and the new SEAS Orbit Series features drivers developed in cooperation with the Taiwan-based company, aiming to address the requirements of OEMs looking for high-quality speakers for smart speakers, soundbars and videoconference systems.

Bond It, Treat It, and Coat It. Getting to Loudspeaker Business in Voice Coil July 2022

June 28, 2022 by audioXpress Staff

Bond It, Treat It, and Coat It. Getting to Loudspeaker Business in Voice Coil July 2022

The July 2022 issue of Voice Coil offers important resources for the industry with a focus on Adhesives, Coatings and Treatments. Mike Klasco writes about New Thin-Film Technologies for Coatings and Treatments. James Croft returns with a fresh review of a Mayht patent. And Vance Dickason characterizes the recent 38WE/8582T00 15” Ellipticor woofer from Scan-Speak, and explores the historical relevance of the SEAS W15CH001 5.25" Excel Midwoofer and its Hexadym Motor design.

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