Entries by Zarina

Korea Headphone Seminar

Over 150 people attended the Listen, Inc./G.R.A.S. headphone seminar in Seoul on Tuesday March 6th, where Steve Temme, Peter Wulf-Andersen, Dr. Sean Olive and Prof. Lee spoke to a packed room about headphone measurement, perception and design and tuning. It was a great event and exciting to meet so many of Korea’s top audio design […]

Seminar: Smarter Measurements for Smarter Speakers

Smarter speakers require smarter test methods! Learn how to test smart speakers, robots, voice-controlled automotive audio and other IoT devices in our practical half-day seminar taught by industry experts Dan Knighten, and Marc Marroquin of Listen, Inc. Although acoustic testing of smart speakers and other voice-activated devices presents challenges such as injecting and extracting response […]

Smart Speaker Test Demo

See how easy it is to test a smart speaker such as the Amazon Echo in this short 4 minute video! We demonstrate how a SoundCheck test sequence can be set up to automatically activate the speaker, play a stimulus, record the response, and measure both the microphone and speaker performance.  

Stimulus Tutorials

This series of 9 short tutorials explains the various stimuli available in SoundCheck, discussing when you might use them and how to configure them in SoundCheck. Part 1 – SoundCheck Stimulus Basics Part 2 – Advanced functions of the Stimulus Editor Part 3 – Frequency Stepped Sweep (Stweep) Part 4 – Frequency Log Sweep Stimulus […]

AISE, Las Vegas, NV, Jan 5-6, 2018

This year’s AISE (formerly knows as the ALMA Winter Symposium) will focus on ‘The Revolution of the Audio Signal Chain” and Listen will be showcasing its suite of audio measurement equipment for measuring smart speakers, automotive audio, headphones, smartphones and tablets and more. We will be exhibiting the new Version 16 of our SoundCheck software, […]

Smart Speaker – Embedded Microphone Test Sequence

This sequence demonstrates a method by which SoundCheck can measure the performance of a microphone embedded in a so-called “smart speaker”. This example assumes that the DUT is an Amazon Echo but it can be adapted for use with virtually any other type of smart speaker by substituting the Echo’s voice activation phrase WAV file […]