Acoustic sounds grew to become reintegrated into studios through sampling and sampled-ROM-based instruments. In 1974, the WDR studio in Cologne acquired an EMS Synthi one hundred synthesizer, which many composers used to produce notable digital works—including Rolf Gehlhaar’s Fünf deutsche Tänze , Karlheinz Stockhausen’s Sirius (1975–1976), and John McGuire’s Pulse Music III . Synth-pop was taken up across the world, with worldwide hits for acts including Art & Music Men Without Hats, Trans-X and Lime from Canada, Telex from Belgium, Peter Schilling, Sandra, Modern Talking, Propaganda and Alphaville from Germany, Yello from Switzerland and Azul y Negro from Spain. Cage …