Caspar Johannes Walter: EDO-53 Supercembalo chord progressions

Chord Progressions similar to the Tonality Fluxes of Harry Partch. Played on the “Supercembalo“ (31-key Clacemusicum on top of a 24-key Cimbalo Cromatico), tuned in a Just Intonation tuning similar to EDO 53. The syntonic comma-like step is about 23 cents, the diesis twice as large. Johannes Keller and Eva-Maria Hamberger, supercembalo. Recording Caspar Johannes Walter (March 2017).