50 Years of Maximum Rock & Roll is a podcast hosted by Dave Hines and features concert sound pioneer Bob Heil. Hear stories from his days touring with The Who, Humble Pie, the James Gang and others, to the development of the Talk Box made famous by Peter Frampton. The show will feature special guests who were "in the trenches." Bob will also talk about his current cutting edge microphone designs. Take a look back - and forward - at the inner workings of Heil Sound by the man who created it all.