All items tagged with Test Bench (273)
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.
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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.
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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!
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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.
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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.
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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.
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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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Test Bench: Scan-Speak’s 38WE/8582T00 15” Ellipticor Oval Voice Coil Woofer
November 8, 2022 by Vance Dickason

Test Bench: Scan-Speak’s 38WE/8582T00 15” Ellipticor Oval Voice Coil Woofer

This Test Bench characterizes a 15" Ellipticor woofer from Scan-Speak using the company's proven oval/elliptical design topology. The 38WE is a seriously feature rich transducer, starting with a nicely configured 10-spoke cast-aluminum frame and a completely open area below the suspended spider mounting shelf for effective cooling of the Symmetrical Drive (SD) AirCirc multi-magnet design with neodymium slugs and elliptical two-layer voice coil. This article was originally published in Voice Coil, July 2022.
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Test Bench: TB Speaker 75-1558SH High-End Home Audio 3" Dome Midrange
September 21, 2022 by Vance Dickason

Test Bench: TB Speaker 75-1558SH High-End Home Audio 3" Dome Midrange

This is an interesting Test Bench of a 3" dome midrange from Tang Band Speaker (aka TB Speaker), model 75-1558SH, intended for high-end and home audio applications. One of the most innovative and prolific OEM speaker manufacturers from Asia, Tang Band submitted a new 75mm diameter soft dome midrange, using a coated cloth diaphragm and surround, with a large neodymium magnet and distortion reducing shorting ring. The steel cup has a foam damped vent that loads into a shaped and 100% polyester-filled injection-molded back enclosure. This article was originally published in Voice Coil, June 2022.
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Test Bench: Celestion CDX1-1412 Compact 1" Pro Sound Compression Driver
September 15, 2022 by Vance Dickason

Test Bench: Celestion CDX1-1412 Compact 1" Pro Sound Compression Driver

The Celestion CDX1-1412 Compression Driver is a compact 1" unit intended for professional audio applications, a traditional segment for the UK-based OEM manufacturer. This compression driver features a FEA-optimized neodymium ring magnet motor structure, a nominal power handling of 35W, a 2kHz recommended crossover frequency (with a minimum 12dB/octave high-pass network), and 106dB sensitivity (1W/1m) measured with its own 1" H1-9050 90°x50° constant directivity horn. This article was originally published in Voice Coil, June 2022.
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