Bob Heil, Whose Innovations Enhanced the Sound of Rock, Dies at 83
A groundbreaking audio engineer, he provided the large-scale systems that brought tours by the Who and the Grateful Dead to life. A groundbreaking audio engineer, he provided the large-scale systems that brought tours by the Who and the Grateful Dead to life. Read More
Bob Heil, Whose Innovations Enhanced the Sound of Rock, Dies at 83 Read More »






