Dolby was 80 . Pioneer in surround sound , noise reduction dies at dozens . Kevin Yeaman revolutionized audio recordings to make them clearer , crisper . He founded Pioneer in nearly 50 years . Dolby thought of himself as an adventurer first .
Pioneer in surround sound , noise reduction dies at dozens . Kevin Yeaman revolutionized audio recordings to make them clearer , crisper . He founded Pioneer in nearly 50 years . Dolby thought of himself as an adventurer first .