All items tagged with compression drivers (137)
The 745NEOBe Compression Driver from Radian Audio
March 12, 2018 by Vance Dickason

The 745NEOBe Compression Driver from Radian Audio

For this month’s Test Bench article, I examined the 745NEOBe, a pro sound 1.4” beryllium compression driver from Radian Audio Engineering. Radian Audio was founded in 1988 by its president, Dr. Richard Kontrimas, however, Kontrimas has since retired and the company is under new ownership, based in Orange, CA. With more than two decades of success under its belt, Radian Audio is now entering its third decade as a pro sound manufacturer. This article was originally published in Voice Coil, October 2017.
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New 2018 Drivers from Eminence Speaker
February 13, 2018 by audioXpress Staff

New 2018 Drivers from Eminence Speaker

Among the several products introduced at this year’s NAMM Show, Eminence confirmed a series of new drivers already scheduled for 2018. From small format pro audio devices to a 15” neodymium guitar speaker, Eminence has expanded its lineup of audio solutions for a wide array of applications. New Eminence drivers for 2018 include the Alpha 2-8, and Alpha 5-8 for compact pro audio applications, the APT30 horn loaded tweeter, SD28 soft-dome tweeter, and F151M-8 ring radiator compression driver.
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Peerless by Tymphany DFM-2535R00-08 Compression Driver
February 7, 2018 by Vance Dickason

Peerless by Tymphany DFM-2535R00-08 Compression Driver

The DFM-2535R00-08 compression driver I examined this month came from Tymphany. This is the first compression driver in the company’s new three model compression driver line from Peerless by Tymphany. The DFM-2535R00-08 has a 1” throat exit diameter and a 1.4” titanium diaphragm with a polyimide surround. This is driven by 35.5 mm diameter voice coil wound with round copper wire on an aluminum former (ASV). This article was originally published in Voice Coil, August 2017.
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Lavoce Introduces New Pro Audio Drivers at the NAMM Show 2018
February 7, 2018 by audioXpress Staff

Lavoce Introduces New Pro Audio Drivers at the NAMM Show 2018

With a heritage of over 30 years designing and manufacturing loudspeaker components, Lavoce Italiana continues to expand its portfolio of OEM professional audio solutions. At the NAMM Show this year, Lavoce introduced several new products including 1.4” exit and 2" exit ferrite magnet compression drivers and a high sensitivity neodymium magnet 10”. Lavoce also appointed its very first official distributor for the USA.
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Test Bench: B&C Speakers DE990TN Compression Driver
January 17, 2018 by Vance Dickason

Test Bench: B&C Speakers DE990TN Compression Driver

The compression driver I examined here came from B&C Speakers and is the “little brother” to the titanium diaphragm DE1090TN compression driver featured in the August 2016 issue of Voice Coil magazine. As with the DE1090TN, the DE990TN was coupled with B&C Speakers’ ME90 80° × 60° constant directivity horn. The DE990TN has a 36 mm (1.4”) throat diameter and is driven by a titanium diaphragm with a 86 mm (3.4”) diameter voice coil wound with aluminum wire. This article was originally published in Voice Coil, July 2017.
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Test Bench: Eminence N151M-8 1” Compression Driver
December 20, 2017 by audioXpress Staff

Test Bench: Eminence N151M-8 1” Compression Driver

For this Test Bench, Vance Dickason characterizes an Eminence N151M-8 1” throat ring radiator compression driver coupled with the Eminence STI1 90° × 40° constant directivity horn. The N151M-8 includes a mylar diaphragm driven by a 1.5” voice coil wound on a polyimide former and cast aluminum body, neodymium ring magnet motor, and field-replaceable diaphragm. This article was originally published in Voice Coil, June 2017.
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Test Bench: D4400Ph Compression Driver from PRV Audio
December 6, 2017 by Vance Dickason

Test Bench: D4400Ph Compression Driver from PRV Audio

In this Test Bench, Voice Coil characterizes the second of two new compression drivers from Brazilian pro sound OEM PRV Audio. Following the Test Bench of the D4400Ti-Nd, in this characterization Vance Dickason looks at the D4000Ph compression driver, a ferrite version. The D4400TiPh is part of a series of 2” throat 4” diameter voice coil compression drivers, in this case complemented with PRV Audio’s WGP22-50 2” bolt on 60° × 60° waveguide. This article was originally published in Voice Coil, May 2017.
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Test Bench: The New D4400Ti-Nd Compression Driver from PRV Audio
November 29, 2017 by Vance Dickason

Test Bench: The New D4400Ti-Nd Compression Driver from PRV Audio

Voice Coil characterizes a new compression driver from Brazilian pro sound OEM PRV Audio, a company that started operations in 2006, created by a group of former executives and engineers from one of Brazil’s most prestigious loudspeaker manufacturers, and which has not stopped producing high quality products. This edition of Test Bench looks at the D4400Ti-Nd compression driver, complemented with PRV Audio’s WGP22-50 2” bolt on 60° × 60° waveguide. This article was originally published in Voice Coil, May 2017.
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Celestion CDX1-1447 Compression Driver with H1-7050 “No Bell” Horn
November 1, 2017 by Vance Dickason

Celestion CDX1-1447 Compression Driver with H1-7050 “No Bell” Horn

This Test Bench is about Celestion's CDX1-1447 1” ferrite motor compression driver coupled with Celestion’s H1-7050 ‘No Bell’ 70° × 50° horn. Features for the CDX1-1447 include a one piece polyimide diaphragm and surround, with an exit (throat) diameter of 25.4 mm (1.0”). The horn is a new and rather innovative design. The H1-7050 “No Bell” is a cast-aluminum exponential flare-type horn with a 70° × 50° radiation pattern. This article was originally published in Voice Coil, March 2017.
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Test Bench: FaitalPRO HF142 Compression Driver Coupled with LTH142 60°×50° Horn
October 26, 2017 by Vance Dickason

Test Bench: FaitalPRO HF142 Compression Driver Coupled with LTH142 60°×50° Horn

Test Bench of the HF142 1.4” neodymium motor compression driver with the LTH142 60° × 50° horn, from Italian pro sound OEM FaitalPRO. Features for the HF142 include a ketone polymer diaphragm, with proprietary perforated suspension for acoustic tuning and a Finite Element Analysis (FEA) modeled and optimized four-slot annular phase plug. The phase plug’s design and its coupling with the diaphragm uses Faital’s proprietary simulation / modeling software. This article was originally published in Voice Coil, March 2017.
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