OHM+: The Early Gurus Of Electronic Music : 1948–1980 (2005)

Drawing on rare performances, interviews, animations, and experimental film, this documentary surveys the formative years of electronic music from 1948 to 1980. Featuring pioneering composers and inventors—including Milton Babbitt and Leon Theremin—the film explores the experimental technologies, academic laboratories, and creative struggles that shaped the early evolution of electronic sound.