Rolling Stone This review is for the original OHM Release: “The whole thing is a scream” OHM+ : the early gurus of electronic music Special Edition 3CD + DVD Leaps in technology: oscillators, generators, vacuum tubes, amplifiers, transistors, magnetic tape, integrated circuits, and the microchip— inspired new instruments: the telharmonium, theremin, ondes martenot, electronic sackbut, [...]