All items tagged with voice coil winding (9)

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.

Speaker Design and Triple Test Bench in Voice Coil August 2023

July 26, 2023 by audioXpress Staff

Speaker Design and Triple Test Bench in Voice Coil August 2023

Voice Coil August 2023 offers the second part of Peter Larsen's FINE Circle speaker design tutorial, updated directories of Voice Coil Winders and Converters, and Magnet Vendors and Distributors for 2023. James Croft reviews a new Diaphragm patent attributed to Tymphany, and Vance Dickason offers a triple dose of Test Bench, starting with the Beyma 10NMFS 10" subwoofer, followed by the Wavecor WF182BD13-04 7" midbass woofer, and culminating in the Scan-Speak 18ME/9642T00 Ellipticor 6.5" Midrange.

Beyma Introduces Innovative Solutions for Next-Generation Compression Drivers

February 6, 2023 by Joao Martins

Beyma Introduces Innovative Solutions for Next-Generation Compression Drivers

The brand new generation of Beyma compression drivers originates from an intense R&D effort and two patent-pending innovations. Unveiled at ISE 2013, Beyma's four base designs with 2 throat sizes, 4 voice coil diameters, 3 diaphragm materials and 2 magnet types, allow for a total of 12 new models (for now). Scheduled to be launched progressively during 2023, these new Beyma state-of-the-art high frequency transducers deliver new exciting possibilities for speaker designs.

Loudspeaker Manufacturing, Patents, and Driver Characterizations in Voice Coil August 2022

July 27, 2022 by audioXpress Staff

Loudspeaker Manufacturing, Patents, and Driver Characterizations in Voice Coil August 2022

August is traditionally the voice-coil-focused issue of Voice Coil, offering an always-valuable perspective on the state of the loudspeaker industry. In this issue, Mike Klasco discusses Audio Manufacturing in The Philippines, James Croft explores another key Mayht patent, and Vance Dickason measures and characterizes the B&C Speakers DE111-8 1" compression driver, and the MD60N-6 2.5” Dome Midrange from SB Acoustics' Satori line.

Raising the Bar for Loudspeaker Knowledge in Voice Coil August 2021

July 23, 2021 by audioXpress Staff

Raising the Bar for Loudspeaker Knowledge in Voice Coil August 2021

It's time for Loudspeaker News and Developments, unique technology Spotlights, valuable industry Directories, great speaker patent reviews, and Vance Dickason's speaker driver characterizations in Test Bench. This month, Bruno Putzeys and Lars Risbo write about their speaker research for Purifi Audio, James Croft reviews an acoustic low-pass filter patent awarded to Bujeon, and Vance Dickason tests the 5CXN44 coaxial driver from B&C Speakers. This edition features updated directories of Voice Coil and Magnet Vendors and Distributors.

Voice Coils: A Tutorial

October 15, 2020 by Mike Klasco

Voice Coils: A Tutorial

Mike Klasco (Menlo Scientific) provides an overview on how to specify or manufacture voice coils. In this reference article, Mike Klasco recaps on voice coil basics, bobbin materials and sizes, collars, winding techniques, configurations, tips and tricks and wire types and considerations - a valuable, concise compendium of unique knowledge. This article was originally published in Voice Coil, August 2020.

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.

Get Up Close with the Loudspeaker Experts in Voice Coil August 2019

July 24, 2019 by audioXpress Staff

Get Up Close with the Loudspeaker Experts in Voice Coil August 2019

Voice Coil August 2019 is now ready for you to download and it is in the mail for print subscribers. In this month’s edition, don’t miss the ALMA International Symposium & Expo (AISE) 2019 report, and the valuable Global Voice Coil Manufacturers 2019 updated directory. In Acoustic Patents, James Croft takes a closer look at two automotive patents granted to Harman and Bose. And Vance Dickason characterizes two different woofers from the new SEAS Excel Graphene product line. Download your copy now!

Learn About Voice Coils in Voice Coil August 2016. Now Available!

July 25, 2016 by audioXpress Staff

Learn About Voice Coils in Voice Coil August 2016. Now Available!

The August 2016 edition of Voice Coil is now available online and in print. This month the Spotlight focus is on voice coil technology and production. This is complemented by the indispensable Voice Coil Manufacturers directory, also featured in this issue. James Croft reviews an independently claimed patent for an “Orthogonal Ergonomic Speaker” and Vance Dickason characterizes two transducers from Italian Pro Sound OEM manufacturer B&C Speakers. Check out these and the usual mix of Industry News & Developments.