The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 91, Steve Temme of Listen Inc. joins us for part 1 of a two part discussion. In this segment, Steve explain's their algorithms for end-of-line production testing for Rub & Buzz in speaker manufacturing. Listen is a world leader in audio and electroacoustic test and measurement. Founded in 1995, when its flagship product, SoundC...
Dec 04, 2023•48 min
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 90, Matt Gonzalez and Kris Jackson from Echo Test + Measurement take us through the history of Echo and the ongoing evolution of building production line audio test equipment that keeps up with the pace of manufacturing. Check out the podcast on YouTube Spotify Amazon Music iHeartRadio Rumble BitChute Limited Apple Google Thanks to...
Dec 04, 2023•39 min•Ep. 90
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 89, Dinaburg Technology joins the THD Podcast this week to discuss their C2S speaker technology that combines an active driver with a passive ring radiator. This solution has a lot of benefits with in-wall and automotive applications and we have a panel of experts including Roger Shively of Shively Acoustics International and Mike ...
Oct 19, 2023•34 min•Ep. 89
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 88, Niels Burema of Hypex Electronics in the Netherlands joins to explain the who, what, where, when, and why of their Class D power amplifiers, power supplies, DSP solutions, and plate amplifiers that they target into the HiFi, High End, and Pro Audio industries. A very good episode that is worth a watch to learn about the high en...
Oct 19, 2023•52 min•Ep. 88
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 87, Trulli Audio joins the THD Podcast this Monday to explain their Perimeter-Driver Technology. It's called Thin Driver™ and it is a concept a lot of us have imagined but these guys are making it happen. They've flipped the lid on motor design and I encourage you to watch/listen. A great conversation with Jordan Neuhauser and Andr...
Jul 18, 2023•42 min•Ep. 87
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 86, we learn about The Lyceum which is a collaboration tool to manage acoustic data. Data is unique and it quickly gets lost in the shuffle moving towards the next experiment in your audio product development pathway. The advanced data ingestor of the Lyceum allows users to pick and choose what parts of their data get uploaded, and...
Jun 20, 2023•46 min•Ep. 86
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 85, Tim Brault from dbx-tv joins to tell us about their history and expertise in audio signal process. DBX-TV's solutions maximize audio quality from a television or other existing speakers, using the audio DSP already inside, so you can deliver a superior audio experience at a minimal cost. An exciting technology with universal be...
Jun 20, 2023•59 min•Ep. 85
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 84, we have a replay of a recent Audio Product Development Alliance Webinar on BlueTooth Headphone Production Testing. Today, we are honored to have Simon Weston from Zumi Systems presenting on the intricacies of BT headphone production testing. As we all know, Bluetooth headphones have become increasingly popular in recent years, ...
Jun 20, 2023•39 min•Ep. 84
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 83, Mark Melynkowycz, the lead product designer, from IDUN Technologies joins to talk about their EEG technology for earbuds and what it can bring to the market of hearables. IDUN Technologies is a neurotech Start Up and their vision is to create a more connected and empathetic world using in-ear EEGs. The Guardian Neuro-Intelligen...
Jun 20, 2023•35 min•Ep. 83
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 82, Rémi Guastavino the Director of Product Management at GRAS-Sound & Vibration joins to tell us about the use case and benefits of the new EQ 40PM. The GRAS EQ 40PM is a robust, cost-effective microphone designed for use in production line testing of loudspeakers and acoustic transducers. It has a wide frequency range, from 2...
Mar 30, 2023•30 min•Ep. 82
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 81, Sonic Emotion's CTO and CEO join to explain their MEMs speaker technology. Conventional speakers require a balance between mechanical, acoustical, and electrical resonances. As a speaker shrinks in size, keeping the resonance balanced is a complex challenge and the quality of sound is compromised. We have developed a unique tec...
Mar 30, 2023•27 min•Ep. 81
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 80, Dr. Marcos Simon, CTO and Co-Founder of AudioScenic joins the podcast to explain their groundbreaking technology. Audoscenic delivers immersive 3D audio through cutting-edge technology & innovation. They have adapted audio to people to create the perfect listening experience. Our proprietary loudspeaker array technology, he...
Feb 07, 2023•51 min•Ep. 80
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 79, Simon Weston switches to the presenter to detail how the ZUMI HPA86 Test and Measurement System works. We compare frequency response measurements from SONY, SENNHEISER, BOWERS & WILKINS, and BOSE headphones. The procedure of demonstrating the test shows the ease of use of the ZUMI HPA86. Please like, subscribe, share, and c...
Jan 04, 2023•25 min•Ep. 79
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 78, Andrew Bellavia a veteran with technologies that go in your ear joins us to explain what is hearing health. We touch on some of the history of the technologies in the legacy devices and we explore the direction the markets are going with the convergence of audiology-grade products with consumer-grade products. Please like, subs...
Dec 13, 2022•36 min•Ep. 78
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 77, Gary Spittle, CEO from Sonical, joins to explain the concept plus the possibilities that adding an OS to earbuds/headphone endpoints can bring. The ability to load applications to customize headphones is an exciting approach that is coming to products soon. Please like, subscribe, share, and comment with your feedback! Enjoy th...
Dec 05, 2022•33 min•Ep. 77
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 76, Mikko Suvanto joins to discuss his history in audio, microphones, specifically MEMS microphones and he tell us about the book that he just published on everything you need to know about MEMS microphones. In 2019-20, Mikko produced the 'Mosomic MEMS Microphone Guide', a 9.5-hour, 28-episode free video tutorial on what MEMS micro...
Nov 02, 2022•42 min•Ep. 76
In episode 75, Kent Peterson and Jason Cochrane from Warkwyn join to present the Klippel laser scanning tool. Warkwyn is an acoustic R&D company that helps our customers develop superior transducers and loudspeaker systems for the professional and consumer marketplaces. We operate the most sophisticated independent acoustic measurement lab in North America and offer Klippel analysis for transducers and systems developed in-house and elsewhere. We are comfortable working alongside your existi...
Nov 02, 2022•59 min•Ep. 75
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 74, Sahil Gupta and Stephane Leahy founders of Soundskrit from Montreal, Canada join to tell us about their directional MEMS microphone technology. Soundskrit aims to enable the next generation of consumer audio by bringing directional microphones concepts from the recording studio into everyday devices. People use microphones to i...
Oct 10, 2022•41 min•Ep. 74
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 73, Mohamed Ashraf, Co-Founder and Product Lead at Ohmic joins to discuss their approach to adding ear detection, touch control and biometric feedback using the existing hardware in earbuds and headphones. Ohmic is a Montreal based technology start-up with the goal of enabling biometric sensing and interfacing using in-ear technolo...
Oct 10, 2022•38 min•Ep. 73
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 72, we have two tech veterans based in Shenzhen, China explain their experiences in crossing into Shenzhen, China with the current entry and quarantine requirements. The process has relaxed slightly in the last few months but it is still difficult. Some people really need to get into China to work with their partners in manufacturi...
Oct 10, 2022•33 min•Ep. 72
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 71, Philip Richardson, CEO of TrueAnalog, joins to give an update on the good, the bad and the ugly of manufacturing speakers in China. A unique and timely perspective on the loudspeaker manufacturing industry from an expert that has spent over 20+ years in southern china manufacturing speakers. TrueAnalog is a bespoke driver and s...
Oct 10, 2022•41 min•Ep. 71
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 70, Andrea Rusconi and Paul Kutschera from USound in Austria join us for an update on their MEMS speaker technology. Some new innovations in design plus a trend for 2way systems in TWS plus other topics are discussed. USound GmbH is a fast-growing audio company developing and producing the most advanced audio systems for personal a...
Oct 10, 2022•47 min•Ep. 70
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 69, Martin Croome, VP of Marketing at Greenwaves Technologies joins to tell us about their processors for power constrained devices. Greenwaves are a fabless semiconductor company, based in Grenoble, France. They design highly efficient and easy to program ultra-low-power RISC-V processors. They interpret and transform rich data so...
Oct 10, 2022•46 min•Ep. 69
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 68, the commercial director of Libre Wireless, Mr Scott Steinberg, joins to tell us all about how their modules provide a plug and plug solution for streaming audio and IOT products. Everything from light switches to coffee machine to audio systems can be connected for streaming services and control. Adding Alexa, Google, Airplay t...
Oct 10, 2022•45 min•Ep. 68
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 67, Dani Cherkassky, CEO of Kardome, joins to tell us about how their software solves the puzzles of accuracy, cost, speed and privacy in voice recognition technology. Whether in a crowded cafe, working at home, or in the family car, Kardome’s AI-driven speech-clustering technology treats each person in the environment as if they a...
Oct 10, 2022•38 min•Ep. 67
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 66, the CEO of Taction Technology John Steinberg joins to tell us about their Transporter® Haptic Motors. With headphones with applications in gaming, music, VR/AR, and therapeutic, the Transporter® is a patented transducer that goes lower, gives flatter frequency response, and delivers faster, more honest, accurate bass than you’v...
Oct 10, 2022•42 min•Ep. 66
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 65, Gregor Schmidle of NTI joins to discuss their world class audio test and measurement systems. NTi Audio AG is a manufacturer of test and measurement instruments for acoustics, audio and vibration applications. With headquarters in Schaan, Liechtenstein, the company specializes in end-of-line audio testing for manufacturing qual...
Oct 10, 2022•29 min•Ep. 65
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 64, Bhaskar Deo, CEO/Co-Founder, and Dr Robert Poor, President, of Trillbit join to introduce and explain their exciting technology. Trillbit is a Techstars & Cisco-backed startup building the “internet of sound”. Internet of sound is a concept of connecting devices in proximity over inaudible sound waves (near-ultrasonic). The...
Oct 10, 2022•40 min•Ep. 64
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 63, Michael Ricci, Director of Electroacoustic Engineering at xMEMS, joins us to tell us all about the world's first truly piezo MEMS speaker. The xMEMS team of audio and piezo MEMS semiconductor experts are disrupting the $10B speaker market with the first True MEMS speakers. xMEMS addresses in-ear personal audio devices deliverin...
Oct 10, 2022•53 min•Ep. 63
The Total Harmonic Discussion / the THD Podcast. A weekly discussion on audio and headphone technologies and the people who bring the technology to market. In episode 62, Mickael Bouffaut and Rick Modina join the podcast to introduce their engineering and mass production facility. We think this is what people need to see in terms of how products are built. There is a massive gap between the shelf and the mind in what it takes to make a product. Kaertech focuses on advanced med-tech type products...
Oct 10, 2022•50 min•Ep. 62
