All items tagged with Test Bench (276)

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 6CXN36 Coaxial 6.5" Pro Sound Driver from B&C Speakers

February 1, 2023 by Vance Dickason

Test Bench-The 6CXN36 Coaxial 6.5" Pro Sound Driver from B&C Speakers

This Test Bench characterizes the 6CXN36 6.5" coincident coax transducer, a professional audio driver from Italian manufacturer B&C Speakers and fairly similar to the company's 5.25” 5CXN44 reviewed in Voice Coil, August 2021, which uses a nearly identical compression driver. The cooling for the 6CXN36 is exclusively provided by the motor mass, which is substantial, and no vents are required for the impressive 200W continuous power handling rating in a small diameter driver such as this.

Test Bench-Purifi Audio’s PTT5.25X04-NFA-01 Midbass Woofer

January 25, 2023 by Vance Dickason

Test Bench-Purifi Audio’s PTT5.25X04-NFA-01 Midbass Woofer

For this Test Bench, Vance Dickason focused his full attention on another innovative driver from Purifi Audio, this time the PTT5.25X04-NFA-01 5.25” Midbass Woofer. At the core, this Purifi midbass woofer is pretty much identical to the PTT6.5X and PTT4.0X, and includes the same constant Sd surround and low magnetic hysteresis motor design. The Test Bench explores all the design aspects and measures all the relevant and unique features of this very original design. This article was originally published in Voice Coil, October 2022.

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.

Test Bench: Faital Pro’s New HF1460 Pro Sound Compression Driver

January 12, 2023 by Vance Dickason

Test Bench: Faital Pro’s New HF1460 Pro Sound Compression Driver

This article is a detailed characterization of the HF1460 1.4" exit neodymium motor compression driver from Faital Pro, oriented toward pro audio applications. The Faital Pro HF1460 features a carbon fiber diaphragm, which Faital Pro has been researching for some time, even before the first TeXtreme products were available in the market. The horn supplied for use with the HF1460 was the LTH142, an injection-molded, elliptical tractrix flare horn, with a 60° x 50° coverage pattern. This article was originally published in Voice Coil, September 2022.

audioXpress.com - The Most Popular Stories of 2022

December 29, 2022 by audioXpress Staff

audioXpress.com - The Most Popular Stories of 2022

We looked at the popular articles of 2021 in audioXpress.com (including selected articles from audioXpress and Voice Coil magazines), and we created this Top 10 list of news stories and online articles. Once again 2022 expanded slightly on the record-breaking year that was 2021 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 8.650 stories available. Which of the topics and stories published online in 2022 were the most popular? Here are the results!

Innovative Speakers and Headphone Drivers in Voice Coil January 2023

December 28, 2022 by audioXpress Staff

Innovative Speakers and Headphone Drivers in Voice Coil January 2023

For this first issue of 2023, Voice Coil compiled a set of valuable headphone and earphone driver vendor directories, updated with the latest factories. The remainder of this issue is centered on Test Bench characterizations of two very innovative drivers that Vance Dickason has received. The first one on the Test Bench was the PTT6.5M08-NFA-01 6.5" Midrange from Purifi Audio; The second driver was the already popular SW26DBAC76-4 10" shallow subwoofer from SB Acoustics.

Test Bench: The MD60N-6 2.5" Dome Midrange from the SB Acoustics Satori Line

December 21, 2022 by Vance Dickason

Test Bench: The MD60N-6 2.5" Dome Midrange from the SB Acoustics Satori Line

This is a Test Bench of one of the most intriguing high-frequency drivers from SB Acoustics' high-end Satori line, the MD60N-6 2.5" dome midrange. This design by Danesian Audio of Denmark, is a soft dome midrange that features a non-resonant coated cloth, and a large neodymium ring magnet with a dynamic dome stabilizer and flow resistor. There is also an injection-molded back-closed transmission line enclosure, filled with Thinsulate damping, mounted directly on the back side, covering its entire surface. This article was originally published in Voice Coil, August 2022.

Test Bench: B&C Speakers DE111‑8 1” Pro Sound Compression Driver

December 14, 2022 by Vance Dickason

Test Bench: B&C Speakers DE111‑8 1” Pro Sound Compression Driver

This is a characterization of the DE111-8 pro audio high-frequency solution and corresponding ME10v2 horn from B&C Speakers. The ultra-compact neodymium 1" compression driver features an HT Polymer diaphragm driven by a 1.4" diameter voice coil, an updated Ketone polymer suspension and dome, rated for 50W continuous power handling and 2.83V/1m 107dB sensitivity. A tiny driver universally applicable for a variety of small monitor and compact line arrays. This article was originally published in Voice Coil, August 2022.

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.

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