Since the late seventies Klaus Schulze uses the alter ego Richard Wahnfried. The album "Tonwelle" was released in 1981 as Richard Wahnfried's second. Within Klaus Schulze's universe "Tonwelle" remains an exceptional album to day. This 2CD package contains: The original vinyl was produced for a speed of 33 1/3 rpm but by mistake, the cover said a speed of 45 rpm. For this release the fast version was processed. Both versions are now available for the first time.