Andreas Ehrke was born in 1947. Studied trumpet under Heinz Heinisch (Staatskapelle Dresden) and Hans Liebmann (Staatskapelle Berlin). Concert activity from 1969 to 1999 (approx. 1300 concerts). Main focus: concerts for trumpet and organ with cathedral organist Matthias Passauer in Brandenburg (there mostly his own arrangements). Other instrumentations e.g.: Soprano, trumpet and organ with Adele Stolte; bass, 3 trumpets, timpani and organ with Gotthold Schwarz. Oratorios and cantatas among others with the ''Domkantorei'', Berlin under Herbert Hildebrand, Marienkantorei, Berlin under Christoph Albrecht, ''Bachwoche'' in Greifswald under Manfred Schlenker, ''Oratorienchor'' in Potsdam under Ekkehard Tietze and Matthias Jacob including approx. 300 performances of Bach's WO. Collaboration with the chamber orchestras of the Berlin Symphony Orchestra and the ''Komische Oper'' in Berlin.
Also studied information electronics at the University of Transportation (HfV) in Dresden. He completed 43 years of developmental activity in railroad signal technology at the Works for Signaling and Safety Systems (WSSB) in Berlin and then later at the Siemens Company in Berlin.