Dafydd Roche

Dafydd
Roche

Dafydd Roche is an audio converter systems engineer at Texas Instruments. A graduate of the University of York (U.K.), he pours his passion and knowledge of audio and music into his work, enabling audio design engineers to make products customers can’t wait to use. Aside from his engineering duties, Dafydd is also a musician himself and makes and records music with fellow musicians in the Dallas area.

Articles
Soundbar Design From Start To Finish: Software’s Role
The software in an audio system, such as a soundbar or PC speaker, can be split into a few different sections: control and user interface, housekeeping , and audio signal chain processing.
Soundbar Design From Start To Finish: Layout
Design reuse is a big part of modern product design, including home audio systems. Reducing systems to sections that can be copied and pasted over and over again is key to getting to market quickly.
Soundbar Design From Start To Finish: Power Amplifiers, Power Supplies, And ESD Protection
In Part 5 of this series on designing home entertainment sound bars, TI's Dafydd Roche covers amplifier class, analog/digital input decisions,and power-supply issues.
Soundbar Design From Start To Finish: Clocks, Clocks, Clocks
TI's Dafydd Roche completes his 4-part series on sound-bar design with a detailed explanation of clock design for the digital portion of the circuit.
Soundbar Design From Start To Finish: Choosing And Controlling An Audio Processing Scheme
Dafydd Roche's third column on soundbar design covers audio processing and system control
Soundbar Design From Start To Finish: From Specification To Selection
Second part of Soundbar Design from Start to Finish; This one covers parts selection; first was about developing specs.
Soundbar Design From Start To Finish: Setting Design Specifications
First in a series of tutorials about designing state-of-the-art soundbar speakers by Contributing Technical Expert Dafydd Roche of Texas Instruments.
Commentaries and Blogs
Guest Blogs
Dec 15, 2014
blog

Who Are You? (I Really Want to Know!) 3

Borrowing a stanza from The Who’s hit song seemed like a good way to bring attention to a critical topic often ignored by engineers. When finding information on a company that has an interesting product, what do we do? Of course, we look at its Web page to learn more....More
Dec 15, 2014
blog

Bridging Technical Communication Barriers Between Cultures

Understanding technical concepts in different languages can sometimes prove to be difficult, particularly when you have to communicate it. In this article, I discuss the challenges and possible courses of action....More
Dec 1, 2014
blog

Programming Efficiency 7

When I started college, the Intel 4004 was being designed. The C programming language and UNIX operating system were being developed (unbeknownst to me). I did most of my programming in BASIC on an HP 2100 series mini-computer....More
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