Oktophonie

Stockhausen in the WDR studio during the production of Oktophonie in 1991
Octophonic cube

Oktophonie (Octophony) is a 1991 octophonic electronic-music composition by Karlheinz Stockhausen. A component layer of act 2 of the opera Dienstag aus Licht, it may also be performed as an independent composition. It has a duration of 69 minutes.