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 61, Dr. Finnur Pind, CEO of Treble Technologies, joins to tell us about their cutting-edge sound simulation technology and processes. They are bringing this next generation technology to market with the vision of enabling designers of the built environment to create a better sounding world. The technology revolves around using soun...
Oct 10, 2022•1 hr 6 min•Ep. 61
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 60, Giles Tongue, CEO of CHATABLE joins to explain their technology that utilizes AI to enhance transparency mode and ultimately enhancing conversation. They have established a new partnership with Knowles Corporation on the IA8201 DSP TWS development kit, which received a CES Innovation Award Honoree. An exciting new company that ...
Oct 10, 2022•33 min•Ep. 60
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 59, we take a look at VM Sound's brand new production facility in Dongguan, China. VM Sound is a global leader in precision constructed liquid silicon rubber based earbud and headphone drivers. Utilizing optical grade injection molding process to apply to micro transducer assembly results in the best performing micro speakers possi...
Oct 10, 2022•8 min•Ep. 59
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 58, Ramesh Ramchandani, CEO of GraphAudio, joins us to tell us about how using their 100% pure graphene acoustics platform delivers superior size, quality, cost, plus ESG benefits versus existing options. GraphAudio is launching a revolutionary new acoustic platform for consumer electronics and enterprise systems integrating the fi...
Oct 10, 2022•32 min•Ep. 58
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 57, Andrew Bellavia and Erik Wiederholtz from Knowles in Chicago join to discuss the latest trends in TWS earbuds including the hearing health convergence, and HD Audio. The conversation segues to the balanced armature technology from Knowles and how it provides performance benefits across all the latest trends. Links to the mentio...
Oct 10, 2022•57 min•Ep. 57
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 56, Martin Turesson of Composite Sound in Sweden joins to tell us about thin-ply carbon fiber speaker diaphragms. Starting with a new approach to processing the carbon fiber, Composite Sound controls the horizontal and the vertical. To expand, the cones can be designed using various controllable input elements. The results thus far...
Oct 10, 2022•58 min•Ep. 56
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 55, Infineon Technologies joins to discuss their MEMs microphone product line and the nuances in designing the microphones plus the application of using them in voice command applications. Somu Goswami and Julian Kornprobst join the THD podcast from their location near Munich, Germany to provide very detailed information on the des...
Oct 10, 2022•59 min•Ep. 55
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 54, Scott Hanson and Roger Serwy from Ambiq join us to discuss their ultra-low power edge processors. Ambiq is a fabless semiconductor company developing the world’s most energy-efficient integrated circuits. Built on Ambiq’s patented Subthreshold Power Optimized Technology (SPOT™) platform, Apollo family of microprocessors (MCUs) ...
Oct 10, 2022•50 min•Ep. 54
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 53, Perry Teevens joins to tell us about NativeVoice.AI. Native Voice is the on-demand voice services library for access to the brands you rely on every day to help you get more done. They're on a mission to help you stay in the moment, keep your phone in your pocket, and do more using just your voice. If you're a brand, you alread...
Oct 10, 2022•37 min•Ep. 53
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 52, Salvador Magdaleno-Adame joins as the principal of Salvador Consultant to tell us all about permanent magnets. A deep explanation of the different materials used and how magnets are designed. Specifics on how to design for loudspeakers is also discussed. About the Guest: Salvador has a diverse engineering background with valuab...
Oct 10, 2022•59 min•Ep. 52
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 51, Geoff Hill of Hill Acoustics joins to introduce and explain the theory behind their Tetrahedral Loudspeaker Test Chambers. Hill Acoustics was formed, to promote loudspeaker test chambers based upon the Tetrahedral Test Chamber principle expounded by their Chief Technical Officer - Geoff Hill. Loudspeaker measurements have long ...
Oct 10, 2022•47 min•Ep. 51
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 50, Mike Klasco of Menlo Scientific joins to tell us tales of audio product development from DJ gear in the 1970s through to cutting edge materials for audio today. Mike Klasco and his firm Menlo Scientific Ltd provides audio engineering and sourcing consulting services since 1983. Mike also writes for Voice Coil magazine, audioXpr...
Oct 10, 2022•49 min•Ep. 50
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 49, Aaron Johnson from Accumold joins to tell us all about the precision micro plastic injection process. Since 1985, Accumold® is recognized as a world-class, high-tech manufacturer of precision micro, small, and lead frame injection molded plastic components. Utilizing proprietary engineering processes developed from our Micro-Mo...
Oct 10, 2022•53 min•Ep. 49
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 48, Peter Sung of LinSation joins to introduce their market approach with ANC modules and other acoustic designs. LinSation focuses on building high-quality sound UI solutions for their customers. They produce sound pick-up modules, voice recognition, voice communication, and noise reduction algorithms, which covers almost all the ...
Oct 10, 2022•48 min•Ep. 48
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 47, Dr. Vikrant Tomar of Fluent.AI joins to tell us about their machine learning algorithm that brings speech-to-intent processing on edge devices with robust speech recognition in every language. Fluent.ai develops highly accurate and intuitive speech understanding solutions in a small footprint and low latency package capable of ...
Oct 10, 2022•1 hr 10 min•Ep. 47
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 46, our co-host Simon Weston spends some time explaining how the different approaches to ANC headphones work. We touch on a bit of the history of ANC headphones in consumer applications with the development by Dr. Bose as well as how each version of ANC works. Overall a very informative discussion for those who have an interest to ...
Oct 10, 2022•46 min•Ep. 46
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 45, Jacob Soendergaard of HEAD Acoustics joins to tell us about utilizing psychoacoustic metrics to better understand and develop Active Noise Cancellation (ANC) Headphones. We go off topic but it is a great discussion on using the HEAD Acoustic measurement system to develop ANC headphones. Since its foundation in 1986, HEAD acoust...
Oct 10, 2022•44 min•Ep. 45
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 44, Matt Engstrom of Shure joins to tell us about the 96-year history of the legendary performance of the Shure microphones. Good insight into their approach to product development and utilizing a global supply chain to bring products to reality. Shure Incorporated is an American audio products corporation. It was founded by Sidney...
Oct 10, 2022•50 min•Ep. 44
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 43, Paul Beckmann of DSP Concepts joins to tell us about Audio Weaver. Audio Weaver is the fastest, trusted framework to craft audio experiences that users love. Purpose-built to design, develop, and deploy embedded audio products, innovators choose Audio Weaver to transform their development workflow. Collaborate across different ...
Oct 10, 2022•52 min•Ep. 43
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 42, Mathias Johansson of Dirac joins to tell us all about the signal processing technique to make all rooms, cars, and environments sound good. A very detailed discussion on the technical as we like with the THD ;) Dirac specializes in digital sound optimization solutions. Whether you’re listening to music in your car, relaxing wit...
Oct 10, 2022•1 hr 18 min•Ep. 42
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 41, Dan Foley of Audio Precision joins to tell us all about the difference between an AP test system and using a soundcard to measure audio signals. Since its founding in 1984, Audio Precision© (AP) has evolved into the worldwide leader for audio analyzers and audio testing. They maintain a singular focus: to help engineers worldwi...
Oct 10, 2022•51 min•Ep. 41
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 40, Tom James Jr and Kevin Shove from LaVoce Speakers join to tell us all about premium Italian Pro Audio Speakers. Lavoce Italiana is a dynamic and fast-growing company specialized in LF/HF transducer design and production for the pro audio market. It was founded in 2008 by Elettromedia (Italy), a world reference in aftermarket ca...
Oct 10, 2022•1 hr 6 min•Ep. 40
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 39, Paul Vedier and Peter Moeckel from Resonado in Chicago join the podcast to tell us about their Flat Core Speaker™ (FCS™) technology as a novel type of electrodynamic speaker driver architecture engineered to enable efficient sound reproduction for high aspect ratio and low depth drivers. FCS™ technology enables a novel type of ...
Oct 10, 2022•52 min•Ep. 39
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 38, Nico Declunder and Bob Lyle of Freebit join us to talk about the perfect fit in the ear. In 2007 Freebit invented the ‘C-shape’ ergonomic and secure-fit interface which has now become a global standard. Since then they have partnered with many of the top audio brands to provide superior ergonomics for their earbud products. The...
Oct 10, 2022•48 min•Ep. 38
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 37, Andy Bishop of Bishopsound joins to discuss pro audio and how Bishopsound has evolved. A very interesting and passionate approach to the business. Please like, subscribe, share, and comment with your feedback! Enjoy the podcast! www.bishopsound.com www.db-ent.com @dlindberg11 www.totalharmonicdiscussion.com...
Oct 10, 2022•54 min•Ep. 37
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 36, Tim Whitwell of Tectonic joins to give us an update on BMRs as they apply to unified communication products. During COVID, many people are working remotely and the demand for quality conferencing speakers has accelerated. Balanced Mode Radiators (BMR) from Tectonic Audio Labs have a killer app in unified communication products ...
Oct 10, 2022•41 min•Ep. 36
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 35, Dave Garrett of Syntiant joins to discuss Syntiant's NDP (Neural Decision Processor) architecture and how it operates at ultra-low power to identify wake words or other wavelength based triggers. The Syntiant® NDP120™ is a purpose-built processor for deep learning and is ideal for always-on applications in battery-powered devic...
Oct 10, 2022•49 min•Ep. 35
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 34, Barry Vogel, the CEO of ALTI, joins to discuss the Audio & Loudspeaker Technology International (ALTI). They are the first sponsor of the THD podcast so we are very happy to have Barry join to preview the benefits of ALTI membership. ALMA and then ALTI was formed in 1964 by members of the loudspeaker engineering specialty s...
Oct 10, 2022•26 min•Ep. 34
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 33, Allen Wu, the GM of Zack Technology in Dongguan, joins to talk about their factory. Zack Technology was established in August 2012. Their factory is a Bluetooth speaker and Bluetooth headphones manufacturer which integrates R&D, tooling, injection, assembly, and sales. Their factory area is about 60,000㎡, with more than 800...
Oct 10, 2022•48 min•Ep. 33
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 32, Per Jensen of Ole Wolff in Copenhagen joins to discuss their COMSOL approach to transducer design in micro speakers for phones, notebooks, and headphones. Ole Wolff is well known and recognized worldwide for high-quality transducers, as well as unique design capabilities, which are supplied to a broad range of first-tier compan...
Oct 10, 2022•55 min•Ep. 32
