The 8.8 cm Flak 36/37 is a German heavy anti-aircraft gun, a development of the Flak18 gun. Compared to the original, the gun barrel has changed, now it has a split core tube. The gun mount and chassis were also changed. These changes made it possible to maneuver the gun both forward and backward. The Flak 37 version has a modernized communication system with the battery control unit. Like the Falk 18, the Flak 36/37 was characterized by high vertical and horizontal flight parameters, as well as high armor penetration. Since 1940, it has been widely used as an anti-tank weapon. Technical data: range: vertically - 10,600 m, horizontally - 14,860 m, caliber: 88 mm, combat weight: 5,000 kg, rate of fire: 15-20 shots/min., projectile initial velocity: 820 m/s (fragmentation- high-explosive). projectile), 930 m/s (armor-piercing projectile).