All items tagged with G.R.A.S. Sound & Vibration (15)

Fresh From the Bench: G.R.A.S. Sound & Vibration RA040X Ear Simulator

May 15, 2018 by Brent Butterworth

Fresh From the Bench: G.R.A.S. Sound & Vibration RA040X Ear Simulator

Brent Butterworth reviews the new RA040X Ear Simulators from G.R.A.S. Sound & Vibration. Measuring headphone response at frequencies above-10 kHz has been an imprecise, non-standardized process. The new RA040X ear simulator represents part of an effort by G.R.A.S. Sound & Vibration to update headphone measurement equipment to suit the needs of today’s headphone industry, and make the measurements more meaningful. This article was originally published in audioXpress, March 2018.

Headphone Focus audioXpress April 2018 Edition, Now Available!

March 9, 2018 by audioXpress Staff

Headphone Focus audioXpress April 2018 Edition, Now Available!

Following our March Test and Measurement Focus edition, audioXpress April 2018 expands that focus to specifically include a comprehensive roundup of the latest earphone and headphone test solutions. Read the review of Audio Precision's AECM206 Binaural Headphone Test Fixture, learn about HEAD acoustics' latest modular measurement platform, and discover how Warwick Audio Technologies designed a completely new type of electrostatic transducer. Download audioXpress April 2018 now.

It's Test and Measurement Time! audioXpress March 2018 Now Available!

February 12, 2018 by audioXpress Staff

It's Test and Measurement Time! audioXpress March 2018 Now Available!

The March 2018 edition of audioXpress explores the latest advancements on Test and Measurement solutions and technologies. In this issue, we review G.R.A.S. Sound & Vibration's new RA040X ear simulators, and the IK Multimedia ARC 2.5 room correction system, with its included MEMS-based measurement microphone. We also discuss Measurement Microphones and Measurements for Smart Speakers, and conduct an interview Steve Temme, President of Listen, Inc. Gary Galo and Chuck Hansen pay tribute to the life and accomplishments of Victor Campos (1933-2017), and there is much more in this edition you don't want to miss!

Download Now Your First Voice Coil of 2018!

December 28, 2017 by audioXpress Staff

Download Now Your First Voice Coil of 2018!

Voice Coil is gearing up for another exciting edition of the NAMM Show in Anaheim, CA, and this January 2018 edition features one of our most exciting Voice Coil directories, focusing on recent announcements about Headphone Measurement solutions. James Croft discusses a patent for an innovative flat speaker concept from Pioneer, while Vance Dickason characterizes a new 12” coaxial pro audio design from B&C Speakers. Download your Voice Coil now!

GRAS Sound & Vibration Announces High Resolution Ear Simulator for Reliable Measurements of Headphones and Earphones up to 20 kHz

November 8, 2017 by audioXpress Staff

GRAS Sound & Vibration Announces High Resolution Ear Simulator for Reliable Measurements of Headphones and Earphones up to 20 kHz

GRAS Sound & Vibration, the world-renowned manufacturer of high quality measurement microphones and related acoustic equipment, announced the availability of a new, High Resolution Ear Simulator designed specifically to meet the need for reliable and repeatable measurements of personal audio devices at high frequencies. An ideal solution for development of in-ear as well as supra- and circumaural headphones.

GRAS Sound & Vibration Announces New 146AE Rugged Microphone Designed to Perform Under Harshest Conditions

October 19, 2017 by audioXpress Staff

GRAS Sound & Vibration Announces New 146AE Rugged Microphone Designed to Perform Under Harshest Conditions

GRAS Sound & Vibration introduced a new, extra durable, high-performance measurement microphone. Designed with the automotive industry in mind, because of its ruggedness, the new GRAS 146AE may have appeal to many industries. The new measurement microphone is shock-resistant, waterproof, dust- and oil-resistant and able to withstand extreme high or low temperatures – all without compromising measurement quality.

Headphone & Headset Measurements Presented by Listen and G.R.A.S. – Chicago and Boston Seminars

September 13, 2017 by audioXpress Staff

Headphone & Headset Measurements Presented by Listen and G.R.A.S. – Chicago and Boston Seminars

Following previous sessions on the West Coast, in response to popular demand, Listen and G.R.A.S. Sound & Vibration have announced new headphone testing seminars in Chicago (October 13) and Boston (October 16). The jointly promoted training events allow participants to learn about the latest in headphone test systems and methods from design to EOL Test. There is no charge for this one-day seminar and lunch will be provided, but participants should register asap.

Key Industry Knowledge for Loudspeaker Professionals in Voice Coil August 2017

July 24, 2017 by audioXpress Staff

Key Industry Knowledge for Loudspeaker Professionals in Voice Coil August 2017

Voice Coil August 2017 is now available. Read an excellent tutorial from Charlie Hughes about optimizing loudspeaker directivity through the crossover region, and read James Croft’s review of a new bass-reflex speaker cabinet design. In Test Bench, we learn more about are Tymphany's new DFM-2535R00-08 compression driver and Volt Loudspeakers' new VM527 dome midrange. And don't miss the updated directory of OEM/ODM Voice Coil Manufacturers.

G.R.A.S. Sound & Vibration Releases Improved and Easy-to-Use Sound Calibrator that Calibrates at Two Frequencies and Levels

June 19, 2017 by audioXpress Staff

G.R.A.S. Sound & Vibration Releases Improved and Easy-to-Use Sound Calibrator that Calibrates at Two Frequencies and Levels

G.R.A.S. Sound & Vibration announced the availability of the new, cost effective, and easy-to-use 42AG Multifunction Sound Calibrator. This new portable device, which can calibrate at two frequencies, was designed for fast verification of microphones and sound level meters in the field and was developed as an improved replacement for G.R.A.S.’s successful 42AB Sound Calibrator, with additional time-saving features.

G.R.A.S Sound & Vibration Announces Availability of World’s Smallest Measurement Microphone Set

June 7, 2017 by audioXpress Staff

G.R.A.S Sound & Vibration Announces Availability of World’s Smallest Measurement Microphone Set

G.R.A.S. Sound & Vibration announced availability of the 46DE, the smallest measurement microphone set in the world and the only microphone set where no parts are larger than 1/8”. The 46DE is a 1/8” Constant Current Power (CCP) pressure microphone set with a nominal sensitivity of 0.8 mV/Pa and has TEDS (Transducer Electronic Data Sheet). It is the latest in a long line of innovative and advanced microphone measuring products with the brand's proven seal of quality.

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