All items in category Magazine News
New Speaker, Headphone, and Earphone Perspectives with Voice Coil January 2022
by audioXpress Staff

New Speaker, Headphone, and Earphone Perspectives with Voice Coil January 2022

We're off to a great start in 2022. Starting with details about the promise of Iron Nitride (FeN) magnets, followed by an article about Liquid Injection Molding Silicon for Next-Generation Headphone Surrounds. Next up, James Croft reviews a surround speaker patent granted to Klipsch, and Vance Dickason characterizes the Satori MW13TX-4 TPCD-cone woofer from SB Acoustics and the high-power WF275BD01 10.75" woofer from Wavecor. All articles now available to read online, PDF and print.
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audioXpress.com - The Most Popular Stories of 2021
by audioXpress Staff

audioXpress.com - The Most Popular Stories of 2021

We looked at the most-read articles of 2021 in audioXpress.com (including selected articles from Voice Coil magazine), and we created this Top 10 list of news stories and online articles. 2021 expanded slightly on the record-breaking year that was 2020 for audioXpress.com, in terms of number of visits and regular users of the website. Visitors from all over the world returned more often to read the more than 7,700 stories available. Which of the topics and stories published online in 2021 were the most popular? Here are the results!
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audioXpress January 2022 Looks Ahead at Speaker Technology Developments
by audioXpress Staff

audioXpress January 2022 Looks Ahead at Speaker Technology Developments

Great articles, practical projects, reviews, and audio technology previews start the year in full force! That's what our readers will find in audioXpress January 2022, starting with an update on new materials and engineering approaches for loudspeakers, and articles by Charlie Hughes, Scott Dorsey, Frans de Wit, Ken Bird and Mike Harkins. Brent Butterworth reviews the Olive Pro earbuds, while Raj Senguttuvan from Knowles discusses differentiation for True Wireless Stereo (TWS) design and development.
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Voice Coil December 2021 Helps You Tune Your Loudspeaker Responses
by audioXpress Staff

Voice Coil December 2021 Helps You Tune Your Loudspeaker Responses

In the December 2021 edition of Voice Coil, Vance Dickason details the possibilities of the CrossLite+ DSP filter software, while James Croft reviews an interesting invention to improve the bass response in automotive audio applications. And this edition includes an updated measurement microphone directory, and two interesting low-frequency drivers on Test Bench, with the Dayton Audio Epique MMAG E150HE-44 subwoofer, and the powerful 10NW76 high-SPL woofer from B&C Speakers.
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New Approaches to Speaker Optimization in audioXpress December 2021
by audioXpress Staff

New Approaches to Speaker Optimization in audioXpress December 2021

audioXpress December 2021 is now available. Learn how Room Correction and Speaker Calibration is influencing efforts towards the Self-Calibrating Loudspeaker, Dirac's take on Spatial Room Correction Technology, and how to Measure Directivity of In-Wall Loudspeakers. Richard Modafferi describes his unique crossover design build, Frans de Wit talks about DC Power Supplies, Morty Tarr discusses important aspects of amplifier design, and Michel Nieuwenhuizen offers an Arduino-based motor control for turntables. Start reading online or in print.
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Celebrate 35 Years of Voice Coil with the November 2021 Edition
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.
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Get the Lowdown on Audio and DSP with audioXpress November 2021
by audioXpress Staff

Get the Lowdown on Audio and DSP with audioXpress November 2021

The November 2021 edition of audioXpress looks at the latest industry trends in digital signal processing, and enabling fully adaptive audio DSP experiences. Roger Shively (JJR Acoustics) writes about how the unique acoustic space of the car interior can be defined by the use of DSP, and Al Clark (CEO, Danville Signal Processing) shares his company’s journey into the development of the dspNexus DSP Audio Processor. Now available for viewing online, download and in print.
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Voice Coil October 2021 Loudspeaker Magnetics Focus
by audioXpress Staff

Voice Coil October 2021 Loudspeaker Magnetics Focus

The October 2021 edition of Voice Coil discusses "The State of Loudspeaker Magnetics," with an annual overview of these critical industry components and materials for loudspeakers, complemented with an updated industry directory focused on Integrated Electronics. James Croft covers a patent awarded to Coastal Source for the variable waveguide speaker control, while Vance Dickason characterizes the powerful 15DS100 professional subwoofer from B&C Speakers, and Eighteen Sound's latest ND2T 1.4” neodymium compression driver. Now available in print, immediate online access or download.
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audioXpress October 2021 Home Theater Edition Now Available
by audioXpress Staff

audioXpress October 2021 Home Theater Edition Now Available

The October 2021 edition of audioXpress is now available in print and digital. This edition offers a balanced mix of content, starting with our annual market update report on home theater, and associated residential technologies. Brent Butterworth reviews a MEMS earphone design from USound, Geoff Hill completes his Tetrahedral Test Chamber Story, and Bruce Heran writes about refurbishing Altec Lansing Vintage Speakers. Diving into audio electronics, Morgan Jones writes about Ultra-Linear Design; Morty Tarr discusses Cascodes and Folded Cascodes; and Richard Honeycutt talks about the Effects of Negative Feedback. Jump right in!
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Find Solutions for Different Speaker Designs in Voice Coil September 2021
by audioXpress Staff

Find Solutions for Different Speaker Designs in Voice Coil September 2021

In Voice Coil September 2021, Vance Dickason writes about DSP crossovers from Danville Signal, Joe Hayes (Vastigo) writes about the DaS AuReality patented 3D loudspeaker technology, and Mike Klasco finds speaker-related technologies that help support smart speaker design efforts. This edition's Test Bench characterizes three new 25mm high-frequency tweeters from BlieSMa, using silk, beryllium, and diamond domes: BlieSMa’s T25S-6, T25B-6, and T25D-6.
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