Harmonia has been played over 60 times on NTS, first on 20 January 2015. Harmonia's music has been featured on 63 episodes.

Though Harmonia began as a sideline excursion for Hans-Joachim Roedelius and Dieter Moebius of Cluster and Michael Rother of Neu!, the group became one of the most legendary in the entire Krautrock/kosmische scene with the release of several mid-'70s LPs.

After two studio albums recorded as Cluster, Roedelius and Moebius moved out to the German countryside to build their own studio in the village of Forst. After several disappointments in his attempt to expand Neu! into a live unit, Rother retreated to Cluster's studio…