All items tagged with Klippel (96)

Diagnosing Design Issues Using the Klippel Distortion Analyzer

April 17, 2024 by Patrick Turnmire

Diagnosing Design Issues Using the Klippel Distortion Analyzer

The founder and principal of Redrock Acoustics, renowned for offering engineering and design services, Patrick Turnmire has tested thousands of driver samples during his career, including countless for Voice Coil's Test Bench. Having recently reopened access to its Klippel testing and transducer analysis services, Turnmire shares his vast experience, advising on how to make sure the tests are robust enough to clearly see the loudspeaker performance.

audioXpress May 2024 Glass Audio Special Issue Now Available

April 12, 2024 by audioXpress Staff

audioXpress May 2024 Glass Audio Special Issue Now Available

In the 2024 Glass Audio Special issue there’s Menno van der Veen’s TubeSociety TS-2022-OTL hybrid amplifier, and a Low-Feedback Triode Amplifier With Zero Output Impedance (ZOI) as DIY projects, designed by Tim Mellow and Peter Farrow. More great audio electronic articles by Rudolf Moers, Christopher Paul, and Dimitri Danyuk. Read about sustainable acoustical absorption, the Pure Acourate Sound Project, and The Neurochrome Story. And Andrew C. Russell concludes his High-Performance 60-Watt Class A Amplifier project.

Low Frequency in Loudspeakers: It’s All About the Bass!

April 3, 2024 by Mike Klasco

Low Frequency in Loudspeakers: It’s All About the Bass!

All the speaker design techniques to achieve more bass, challenging Hofmann's Iron Law. The same bass in a smaller enclosure? Deeper or louder bass for the same enclosure back volume? Higher efficiency for a given alignment? A cleaner lower distortion bass? Learn about the companies, products, and technologies that make all this possible. This article was originally published in Voice Coil, November 2023.

Time For Your Voice Coil January 2024 Issue

December 28, 2023 by audioXpress Staff

Time For Your Voice Coil January 2024 Issue

In the first issue of Voice Coil for 2024, Patrick Turnmire writes about "Diagnosing Speaker Design Issues Using the Klippel Distortion Analyzer." James Croft reviews a Devialet patent. And in Test Bench, Vance Dickason characterizes the new DE350-8 Ultra-Compact 1" Compression Driver from B&C Speakers, and the new LM10n Wide Band Ribbon Transducer from Radian Audio Engineering. This issue also features an updated directory of 2024 Earphone and Headphone Manufacturers and Parts Suppliers.

Three-Day Lecture by Wolfgang Klippel Scheduled for 2024

December 11, 2023 by audioXpress Staff

Three-Day Lecture by Wolfgang Klippel Scheduled for 2024

Klippel is promoting a new 3-Day Lecture, following the popular format of previous editions. The main topic for 2024 will be Sound Quality of Audio Systems, Modeling, Measurement & Control. The three-day event combines both theory and practice and will take place March 4-6, at the Technical University of Dresden, Germany. Registration for the lecture is now open for a fee for general admission and is free for students.

Just One More Thing. Don't Miss Voice Coil December 2023

November 29, 2023 by audioXpress Staff

Just One More Thing. Don't Miss Voice Coil December 2023

This is the last issue of Voice Coil for 2023, which includes a combination of valuable industry resources and expert knowledge for loudspeaker engineers. Mike Klasco and Nora Wong (Menlo Scientific) have compiled an updated directory of Engineering Simulation Software and Test & Measurement Hardware Vendors. And in Test Bench, Vance Dickason characterizes the latest PTT8.0X04-NAB-02 8" aluminum cone woofer from Purifi Audio.

Redrock Acoustics Relaunches Loudspeaker Testing Services

November 20, 2023 by audioXpress Staff

Redrock Acoustics Relaunches Loudspeaker Testing Services

Redrock Acoustics, the company founded by Patrick Turnmire, announced the launch of a new website that also signals the return of the company to offering loudspeaker testing services. Renowned for offering engineering and design services, Redrock Acoustics is again opening access to services that include Klippel testing and transducer analysis. Visitors to the new website will find information about all services, and the SpeaD transducer development software, as well as other design tools.

Klippel Releases dB-Lab Version 212 and QC 7 Update

October 27, 2023 by Joao Martins

Klippel Releases dB-Lab Version 212 and QC 7 Update

Klippel released the dB-Lab 212.616 and QC 7.5 maintenance update for the Klippel Analyzer System. The October 2023 software release is now available and features significant revisions to the Klippel Endurance Test (KET) as well as extended analysis opportunities for R&D modules like Multi-Tone Measurement (MTON) and Time Frequency Analysis (TFA). The update is free of charge for all users running dB-Lab 212 or QC7.

Klippel Announces New Management Structure

September 4, 2023 by audioXpress Staff

Klippel Announces New Management Structure

In May 2020, Klippel GmbH appointed Benjamin Barth as general manager, allowing its founder Wolfgang Klippel to focus more on research and education. Three years later, the company has transitioned successfully to a new management structure to ensure a seamless succession plan, now with Benjamin Barth fully at the helm. One of the global leading companies in the field of measurement technology for loudspeakers and audio systems, Klippel, in the past years, Klippel successfully expanded its portfolio of products and services.

COMSOL and Klippel, Integration of Simulation and Measurement Data

August 4, 2023 by Roger Shively

COMSOL and Klippel, Integration of Simulation and Measurement Data

Modeling and Simulation and Measurement systems evolved significantly in the past decade. Important progress is now bridging the gap between COMSOL simulation and Klippel measurement data, Roger Shively reports after returning from Orlando, FL, where we attended another edition of the ALTI Expo & Conference (June 11-13, 2023). This article summarizes the content covered in a very important session as part of the APDA-ALTI Education Symposium 2023.

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