==Releases=====Discography===With Scorpions* "Fly to the Rainbow" (1974) - Guitar, vocals* "In Trance" (1975) - Guitar, vocals* "Virgin Killer" (1976) - Guitar, vocals* "Taken by Force" (1977) - Guitar, vocals* "Tokyo Tapes" (live recording, 1978) - Guitar, vocalsWith Electric Sun* "Earthquake" (1979) - Guitar, vocals* "Fire Wind" (1981) - Guitar, vocals* "Beyond the Astral Skies" (1985) - Lead/harmony vocals, guitar, keyboard, bassSolo and classical works (progressive Rock) (released)* "Aquila Suite - 12 Arpeggio Concert Etudes for Solo Piano" (1991)* "Sky of Avalon - Prologue to the Symphonic Legends" (1996) (with Sky Orchestra)* "Transcendental Sky Guitar" Vol.
В составе Scorpions* "Fly to the Rainbow" (1974) — Гитара, вокал* "In Trance" (1975) — Гитара, вокал* "Virgin Killer" (1976) — Гитара, вокал* "Taken by Force" (1977) — Гитара, вокал* "Tokyo Tapes" (концертная запись, 1978) — Гитара, вокалВ составе Electric Sun* "Earthquake" (1979) — Гитара, вокал* "Fire Wind" (1981) — Гитара, вокал* "Beyond the Astral Skies" (1985) — вокал, гитара, клавиши, бас* 1991 — "Aquila Suite - 12 Arpeggio Concert Etudes for Solo Piano"* 1996 — "Sky of Avalon - Prologue to the Symphonic Legends" (с участием Sky Orchestra)* 2000 — "Transcendental Sky Guitar" Vol.