Ruf der Heimat” was established in 1992. It started with Petrowsky only as the second saxophonist. Then, for a few years, with Peter Brotzmann or in extended formation with Petrowsky, Heinz Sauer. Between there were tours with Charles Gayle and Roy Campbell, Johannes Bauer, Olaf Rupp, and Olaf Rupp. The quartet performed in Berlin at the end of January 2020.