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To perform the piece, please contact the author to receive the necessary software for the live electronics, which must be played by a second musician.
Although notated in eighth notes only, the tempo covers a wide range from very slow to extremely fast. Starting from a speed of MM = 50, it gradually accelerates to MM = 400, which corresponds to three "time octaves", to paraphrase Karlheinz Stockhausen (see his famous article ...how time passes... from 1957). A similar transition occurs in the harmonic domain, where the range of three octaves (from F to f") eventually collapses into a single pitch (f'):
Harmonic structure
© 2019-2021 by Karlheinz Essl
Trois Cent Drones performed by Isabel Ettenauer and Karlheinz Essl
From the CD whatever shall be (col legno 2023)
Trois Cent Drones premiered by Isabel Ettenauer
(Michelsonne toy piano) and Karlheinz Essl (live-electronics)
Kulturbrücke Fratres, 24 Jul 2021
Video: Benjamin Epp
Trois Cent Drones performed by Luca Lavuri
(Michelsonne toy piano) and Karlheinz Essl (live-electronics)
Abschiedskonzert Karlheinz Essl @ mdw, 7 May 2025
Video: Dominik Förtsch
Trois Cent Drones (2019-201), page 1
© 2021 by Karlheinz Essl
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Updated: 7 May 2025