Quiet ambient music may be rooted in cybernetic spirituality or get played in hospitals. It can be cinematic or resemble a landscape, and its production process might utilize huge quantities of graph paper. 61 minutes with Anthony Manning, Inoyama Land, Joanna Brouk, Laurie Spiegel and others.

Relics tell stories, take listeners on acoustic journeys, or document situations. They can be poems, studio productions, field recordings, or something completely different. 53-minute mix representing Paul Paulun's series Fundstück on DLF-Kultur with radiophonic miniatures by Anne Waldman, Helga Goetze, Mark E. Smith, Timothy Leary and 26 other artists.

Synthesizers brought new sounds into the world. 43 minutes of oscillators, filters and envelopes controlled by Conrad Schnitzler, Daphne Oram, Erkki Kurenniemi, Laurie Spiegel and others – between the early Sixties and 1977 (plus an exception).