[1] Kahlhöfer was interested early in a small well-trained flexible group which could perform not only Baroque music but also earlier compositions from the 16th and 17th century.
In 1957, the broadcaster Westdeutscher Rundfunk began a partnership with the choir which resulted in 123 recordings, from a single chorale to a contemporary oratorio by Ingo Schmitt, a dean of the Musikhochschule.
[2] The choir performed motets by Praetorius, Schütz, Bach, Mendelssohn, Brahms, Reger, Pepping and Dallapiccola, among others.
Reviewer Christopher Fifield noted that they do justice to Bruch's early style, especially at the "jubilant end".
[7] In 2015 they participated in an event at the Stadthalle Wuppertal with flautist Ian Anderson, John O'Hara and the Wuppertaler Sinfonieorchester.