Cluster

The most important and consistently underrated space-rock unit of the '70s, Cluster (originally Kluster) was formed by Dieter Moebius, Hans-Joachim Roedelius and Conrad Schnitzler as an improv group that used everything from synthesizers to alarm clocks and kitchen utensils in their performaces. Continuing on as a duo, Moebius and Roedelius eventually recorded many landmark LPs -- separately, as a duo, and with all manner of guest artists from Brian Eno to Conny Plank to Neu!'s Michael Rother -- in the field of German space music often termed kosmische. Cluster also continued to explore ambient music into the '90s, long after their contemporaries had drifted into tamer new age music or ceased recording altogether. Cluster originally came out of a Berlin art/music collective named the Zodiak Free Arts Lab, formed by Conrad Schnitzler (one of the leaders of the city's avant-underground), and also including Hans-Joachim Roedelius plus future members of Tangerine Dream, Ash Ra Tempel and Guru Guru. After Schnitzler and Roedelius met an art student named Dieter Moebius, the threesome formed Kluster in 1970. The group performed around Europe and even in Africa, engaging in wild improv sessions utilizing any instruments they could get their hands on; while touring they met engineer Conny Plank, soon to become a major part of Cluster's recorded output into the late '80s. The first three Kluster LPs, 1970's Klopfzeichen and Zwei Osterei plus 1971's Eruption, consisted of side-long improvisatory jams. Soon after the release of Eruption, Schnitzler left the band for a solo career. Moebius and Roedelius continued on as Cluster and, with the help of Plank, released two eponymous studio albums in 1971 and 1972. An ongoing collaboration with Michael Rother (Neu!) began in 1973, after...