AEG C. IV - German reconnaissance aircraft of World War I. AEG C. IV was succeeded by the company earlier models of AEG: CI and C.II. Designed at the turn of 1915/1916, the prototype first flew in early 1916. The machine was extended wingspan, equipped with more powerful engine, and added a synchronized machine gun pilot. In 1917 he developed a larger version of C. IVN, dedicated to night bombing, Bz.II