Stimmung, for six vocalists and six microphones, is a piece by Karlheinz Stockhausen written in 1968 and commissioned by the City of Cologne for the Collegium Vocale Köln. Its average length is seventy-four minutes, and it bears the work number 24 in the composer's catalog. It is at the same time a serial and a tonal composition (Toop 2005, 39; Stuppner 1974).
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