All items tagged with injection molding (15)

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.

Test Bench-Wavecor’s FR4X6WA01 Oval Full-Range Driver

February 9, 2023 by Vance Dickason

Test Bench-Wavecor’s FR4X6WA01 Oval Full-Range Driver

This article characterizes the FR4X6WA01, another very interesting full-range driver from Wavecor. The small oval diaphragm driver is built on a proprietary injection molded polymer four-spoke frame with the cone assembly consisting of a black anodized aluminum cone, with a round black anodized aluminum dust cap. Powering the cone assembly is a dual neodymium motor with a copper cap shorting ring and a milled return cup with black emissive coating.

Test Bench: The W4-2356 4" Full Range from Tang Band (TB) Speaker

January 18, 2023 by Vance Dickason

Test Bench: The W4-2356 4" Full Range from Tang Band (TB) Speaker

The intriguing W4-2356 driver from Tang Band Speaker (TB Speaker) is built on a proprietary and patented injection-molded polymer four-spoke frame that allows the voice coil not to be centered in the 4" injection-molded polypropylene cone, but offset by about half inch. The aim for this original off-axis design, is to defeat concentric cone modes, a well-known source of coloration in round voice coil transducers. This article was originally published in Voice Coil, September 2022.

FaitalPRO 2FE24 Pro Sound 2.5" Full-Range

September 1, 2022 by Vance Dickason

FaitalPRO 2FE24 Pro Sound 2.5" Full-Range

The focus for this Test Bench is the 2FE24 2.5” full-range driver from FaitalPRO, an interesting small diameter full-range design suitable for pro audio applications such as PA line source speakers. The 2FE24 is built on a proprietary injection-molded polycarbonate four-spoke frame, and the cone assembly consists of an uncoated paper cone and dust cap, low loss half-roll NBR surround, and elevated cloth spider. Powering the cone assembly is a neodymium ring magnet and a milled return cup fitted to a 19mm diameter voice coil wound with aluminum wire on a Kapton former. This article was originally published in Voice Coil, May 2022.

Test Bench: The AMT 23CM1.1-C Air Motion Transformer from Mundorf

July 20, 2022 by Vance Dickason

Test Bench: The AMT 23CM1.1-C Air Motion Transformer from Mundorf

The AMT 23CM1.1-C high-end Air Motion Transformer is the second model from the series launched by Mundorf. Following the explication of the U80W Mundorf AMT, published in the March 2022 issue of Voice Coil, Vance Dickason dives deeper into the series and proprietary diaphragm material used in all the Mundorf AMTs. Features for the Mundorf AMT 23CM1.1-C include a pleated AMT diaphragm, an optimized injection-molded rear chamber and flat round metal face plate, rated for 125W power handling with a minimum second-order 2.2kHz high-pass network. This article was originally published in Voice Coil, April 2022.

Some Thoughts on Plastics for Speaker Enclosures

April 7, 2022 by Mike Klasco

Some Thoughts on Plastics for Speaker Enclosures

Discussing speaker enclosures, this article examines all the different options for plastic applications and the implications for loudspeaker driver design in general. Enclosure characteristics, construction features, advantage comparisons between wood and wood particle board cabinets, and production techniques are some of the topics explored. This article was published in Voice Coil, March 2022.

Voice Coil March 2022 Focus on Speaker Enclosures

February 28, 2022 by audioXpress Staff

Voice Coil March 2022 Focus on Speaker Enclosures

The March 2022 issue of Voice Coil offers a complete overview of loudspeaker cabinet design options, plastic enclosure materials, and production techniques, as well as an updated directory of Speaker Enclosure Vendors. This month, in Test Bench, Vance Dickason characterizes the Mundorf U80W from its latest U Series of Air Motion Transformers. And addressing demanding professional audio applications, this issue also includes a Test Bench on Eighteen Sound’s NSD1095N Compression Driver and XT120 Horn. Start reading online. Printed copies are on the way.

February 8, 2022 by Mike Klasco

Speaker Applications Using Alpine HX5 Ultra Strong Lightweight Nanocomposite

Loudspeaker designers can look forward to a couple of exciting materials that have been in stealth mode but are about to step into the spotlight. A lightweight military aviation-grade nanocomposite from Alpine Advanced Materials, HX5 may be an alternative to beryllium and high-performance aluminum alloys used in woofer, midrange, and full-range cones. Compared to aluminum, cones can be made at half the weight with comparable strength. This article was originally published in audioXpress, January 2022.

Covestro and TactoTek Integrate Controls, Electronics, and Displays Into Injection Molded 3D Structures

December 9, 2021 by audioXpress Staff

Covestro and TactoTek Integrate Controls, Electronics, and Displays Into Injection Molded 3D Structures

Covestro returns to CES in 2022 to showcase the endless possibilities of sustainable materials and smart surfaces, including a new demonstration device jointly developed with TactoTek. The polymer materials experts at Covestro have been working with the pioneer of in-mold structural electronics (IMSE) solutions, to create the Nighthawk demonstrator with integrated display, which utilizes Makrolon resin and Makrofol films from Covestro.

JBL Professional Introduces New EON700 Portable PA Series Loudspeakers

November 16, 2021 by audioXpress Staff

JBL Professional Introduces New EON700 Portable PA Series Loudspeakers

Harman Professional Solutions introduced the latest EON700 Series portable PA loudspeakers and subwoofer with Bluetooth. Launched in 1995, JBL’s best-selling EON family of PAs set the benchmark for how great a powered loudspeaker system can be. He latest evolution of iconic EON Series improves the series' acoustic performance, power and versatility, while adding the convenience of wireless Bluetooth 5 control to portable PA systems for live sound and installed applications.

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