All items tagged with compression drivers (135)

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.

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.

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.

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.

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.

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.

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.

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.

Get Ready to Join the Loudspeaker Industry with Voice Coil October 2017

September 25, 2017 by audioXpress Staff

Get Ready to Join the Loudspeaker Industry with Voice Coil October 2017

Getting ready for another edition of the AES Convention in New York City, and many other October shows, this edition of Voice Coil is another one for the records, including an extensive directory of Amplifier and DSP Vendors, and a review of Bose's latest patent of a new bass reflex and tuned pipe enclosure. In Test Bench, Vance Dickason characterizes the 745NEOBe, a pro sound 1.4” beryllium compression driver from Radian Audio, and the updated CQQ76 ribbon tweeter from BoZhen New Audio Lab.

Test Bench: Eighteen Sound ND3ST 1.4” Compression Driver

August 5, 2017 by audioXpress Staff

Test Bench: Eighteen Sound ND3ST 1.4” Compression Driver

This month’s Test Bench measures Eighteen Sound’s ND3ST 1.4” compression driver in combination with the Eighteen Sound XT1464 60° × 50° horn. The ND3ST 1.4 inch exit Natural Sound neodymium high frequency compression driver has been designed to fulfil very high quality sound reinforcement applications. This article was originally published in Voice Coil, December 2016.

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