Active as violinist, arranger and composer (7 Op.nums in HMB) 1830-50 * Born in Leipzig, student of Spohr, concertmaster of the Koenigsberg opera from 1832 *Not to be confused with composer Ernst Eichner (1740—1777), violinist J-L. Eichler (?-1775) or musicologist Robert Eitner (1832—1905)