Technical News

Announcing COMSOL Days 2021: 40+ Online Events on Multiphysics Simulation

COMSOL announces COMSOL Days 2021 with more than 40 online events planned on a range of engineering and science topics. BURLINGTON, MA (March 4, 2021) — COMSOL is excited to announce COMSOL Days 2021. These 1-day virtual events feature live technical presentations, keynote talks from invited speakers, and panel discussions focused on using multiphysics modeling …

Announcing COMSOL Days 2021: 40+ Online Events on Multiphysics Simulation Read More »

Online Seminar: Full Range Free Field Speaker Measurement Without an Anechoic Chamber

Pandemic working means many of us are without access to our anechoic chambers. This test method enables accurate measurement of the free field response of a loudspeaker across the full range (20Hz-20kHz) in a regular room. If your home lab is missing an anechoic chamber, attend this event to learn more! What? No Anechoic Chamber? …

Online Seminar: Full Range Free Field Speaker Measurement Without an Anechoic Chamber Read More »

HEAD acoustics provides interoperability with first test solution for 5G VoNR

24-February 2021 HEAD acoustics hardware and software solutions have now proven feasibility with the first solution on the market for testing communication quality of 5G (VoNR)-capable devices: The hardware platform labCORE and the measurement and analysis software ACQUA are interoperable with the latest radio communication tester by the US-American company Keysight Technologies, Inc. Combining labCORE, …

HEAD acoustics provides interoperability with first test solution for 5G VoNR Read More »

HEAD acoustics hosts free online seminar on ANC headset testing

In their upcoming free online seminar “ANC Headset Testing – Making Sense of the Noise”, HEAD acoustics will provide insights into properly evaluating and optimizing ANC headsets and headphones. Therefore, the experts pick up results from own test sessions of the very best devices on the market. The focus was on ANC performance, talk-through mode …

HEAD acoustics hosts free online seminar on ANC headset testing Read More »

New Power Modules from GRAS

12BA and 12BB Microphone Power Modules GRAS Sound and Vibration is introducing two new products: GRAS 12BA and 12BB Microphone Power Modules aimed at engineers who need to power CCP measurement microphones and would like seamless integration of microphone sensitivity data via TEDS. These single-channel (12BA) and four-channel (12BB) USB-powered modules provide integrated TEDS support …

New Power Modules from GRAS Read More »

Dinaburg Technology Receives U.S. Patent for Revolutionary New Loudspeaker Technology

January 19, 2021 Dallas, TX   For close to 100 years, the world of sound reproduction has been based on Rice and Kellogg’s work. Recently Dinaburg Technology, based in Dallas, TX, was issued their first U.S. patent for an enhanced electro-dynamic loudspeaker design. Mikhail Dinaburg, noted physicist and the patent inventor, uncovered some missing elements …

Dinaburg Technology Receives U.S. Patent for Revolutionary New Loudspeaker Technology Read More »

Challenges of Moving Manufacturing Out of China

When moving manufacturing out of China, there’s a lot to consider, e.g., employment contracts, retrieval of tooling and molds, IP protection, and taxes and fees. Rosemary Coates, Executive Director, Reshoring Institute; President, Blue Silk Consulting, (Q1 2021) There is plenty of manufacturing capability around the world for consumer goods, PPE, testing equipment, medical devices, consumer …

Challenges of Moving Manufacturing Out of China Read More »

HEAD acoustics hosts free online seminar on Automotive Audio Bus (A²B®) testing in vehicles

In their upcoming free online seminar, the HEAD acoustics experts will present their measurement interface for A²B applications named coreA2B and compare it to other solutions on the market. A notable feature of coreA2B is the proxy mode, the capability to send and receive user-defined signals to and from the otherwise unaffected bus. All parameters …

HEAD acoustics hosts free online seminar on Automotive Audio Bus (A²B®) testing in vehicles Read More »

Resonado Labs debuts FCS Bidirectional at CES 2021

CHICAGO, IL January 14, 2020 – Resonado Labs, audio technology startup, is taking on a century-old technology – the speaker. The speaker driver everyone is familiar with today is the conventional electrodynamic speaker driver, recognized globally as the volume icon. The conventional speaker structure is found in virtually all devices that play music – including …

Resonado Labs debuts FCS Bidirectional at CES 2021 Read More »

Shuttered Venue Operators Grant

Program details The Shuttered Venue Operators (SVO) Grant program was established by The Economic Aid to Hard-Hit Small Businesses, Non-Profits, and Venues Act, signed into law on December 27, 2020. The program includes $15 billion in grants to shuttered venues, to be administered by the Small Business Administration’s Office of Disaster Assistance. Eligible applicants may qualify …

Shuttered Venue Operators Grant Read More »

Measurement technology from HEAD acoustics receives official type approval from the Russian Federal Agency

Press Release Herzogenrath, December 14, 2020 HEAD acoustics has received the official “Certificate of Type Approval of Measuring Instruments” from the Russian Federal Agency for Technical Regulation and Metrology. Using approved software and hardware solutions is crucial for test laboratories to be certified for measurement tasks in the Russian customs union as well as manufacturers …

Measurement technology from HEAD acoustics receives official type approval from the Russian Federal Agency Read More »

TesiraCONNECT TC-5D Wins Innovative Product Award from SVC

We are thrilled to announce that TesiraCONNECT TC-5D is among the winners of the Sound & Video Contractor 2020 Innovative Product Award. The TC-5D was selected by SVC readers from a wide selection of submissions. Per SVC, the award “acknowledges both electronic and mechanical innovations, and most of celebrates the designers and engineers behind each …

TesiraCONNECT TC-5D Wins Innovative Product Award from SVC Read More »

Acoustic Production Test Redefined

New APx517B Acoustic Analyzer brings drastically reduced setup time, renowned AP reliability & quality to manufacturing—at a production test price BEAVERTON, OREGON, November 19, 2020: Audio Precision announced today the APx517B acoustic analyzer, specifically designed, configured and built for the production-line testing of speakers, microphones, headphones, headsets and the wide range of consumer electronics incorporating …

Acoustic Production Test Redefined Read More »

BOLD NORTH AUDIO RELEASES HIGH EXCURSION 6.5” WOOFERS EMPLOYING XBL2 TECHNOLOGY

NOVEMBER 10, 2020 – ST. PAUL, MN – Today American audio solutions manufacturer, MISCO, announced the introduction of the BWX-6501 & BWX-6502, two high performance 6.5” high excursion woofers with an XBL2 motor design and 10 mm linear Xmax. These new models add to a growing line of premium and performance-based drivers, all designed and …

BOLD NORTH AUDIO RELEASES HIGH EXCURSION 6.5” WOOFERS EMPLOYING XBL2 TECHNOLOGY Read More »

COMSOL Releases Version 5.6 and Introduces Four New Products

COMSOL Multiphysics® version 5.6 brings faster and more memory lean solvers, efficient CAD assembly handling, clip planes, layout templates for building apps, and four new products: Fuel Cell & Electrolyzer Module, LiveLink for Simulink, Polymer Flow Module, and Liquid & Gas Properties Module. Burlington, MA (November 11, 2020) — COMSOL, provider of software solutions for …

COMSOL Releases Version 5.6 and Introduces Four New Products Read More »

BOLD NORTH AUDIO RELEASES ONLY SOFT DOME TWEETER DESIGNED & ASSEMBLED IN AMERICA

NOVEMBER 10, 2020 – ST. PAUL, MN – Today American audio solutions manufacturer, MISCO, announced the introduction of the BDT-2901, a high performance 29mm soft dome tweeter to add to its growing line of premium and high-performance drivers, all designed and manufactured under the Bold North Audio™ brand in its St. Paul, Minnesota facility. The …

BOLD NORTH AUDIO RELEASES ONLY SOFT DOME TWEETER DESIGNED & ASSEMBLED IN AMERICA Read More »

AUDIO TECHNOLOGY COMPANY RESONADO ANNOUNCES NEW LICENSING AGREEMENT WITH GLOBAL AUDIO MANUFACTURER SOUNDLAB

Automotive and Home Audio Products to be Built with Flat Core Speaker Technology CHICAGO, IL — New disruptive player in the audio industry, Resonado, has recently signed their latest licensing agreement with Soundlab Technology Co., Ltd, an innovative global audio electronics manufacturer with award-winning design engineers, a state-of-the-art research and development center, and a modern …

AUDIO TECHNOLOGY COMPANY RESONADO ANNOUNCES NEW LICENSING AGREEMENT WITH GLOBAL AUDIO MANUFACTURER SOUNDLAB Read More »

In-Car Communication: Measuring communication quality in vehicles with HEAD acoustics automated test suite

Acoustic measurements according to international recommendation ITU-T P.1150 In-car communication (ICC) systems help to improve communication in the vehicle between the occupants. To ensure a base level of functionality and quality of ICC systems, the international standardization body ITU-T has defined appropriate tests in Recommendation P.1150. HEAD acoustics has now implemented this recommendation as automated …

In-Car Communication: Measuring communication quality in vehicles with HEAD acoustics automated test suite Read More »

Klippel LIVE on demand

The last part of our first web-seminar series Acoustical Measurement of Sound System Equipment according to IEC 60268-21 was presented in August. You have accompanied us for over four months and we have produced over 20 hours of valuable knowledge about acoustical measurement. We are overwhelmed by the positive response we have received. We have updated our KLIPPEL LIVE site. …

Klippel LIVE on demand Read More »

Free online seminar on “Optimizing listening effort of communication devices” hosted by HEAD acoustics

Using  a  communication  device  in  noisy  environments  increases  the  effort  needed  to  listen  and understand the received speech signal. Since this (near-end) noise  cannot be  reduced, various techniques are applied in different devices: Active noise cancellation (ANC) in headsets, various types of near-end listening enhancement (NELE) in handsets and hands-free and in-car communication (ICC) systems in …

Free online seminar on “Optimizing listening effort of communication devices” hosted by HEAD acoustics Read More »

A Study of Off Axis Amplitude Response Due to Physical Transducer Separation

Aaron Lutzo, Student at the University of Toledo Philadelphia, Pennsylvania alutzo@rockets.utoledo.edu Abstract As an acoustic transducer reproduces a sound, the pressure wave it creates propagates into free space. If there are two transducers located near each other playing a similar frequency, the wave fronts will experience a constructive and destructive interference pattern. More often than …

A Study of Off Axis Amplitude Response Due to Physical Transducer Separation Read More »