Andrew C. Russell worked for the first half his career in the electronics industry in product development, qualifications, and marketing, During the second half of his career, Russell was in business management and business development in the semiconductor industry working for a multinational corporation, spending 10 years based in Japan, Taiwan, and China. He struck out on his own in 2015, founding Ovation High Fidelity and doing freelance audio design consulting and contracting with an emphasis on power amplifiers and preamplifiers. He created Hifisonix.com, a website dedicated to helping DIY enthusiasts create and learn about high-quality audio systems that deliver exceptional sound. When not working in his lab, he can be found walking his dog or enjoying his vinyl collection.