20mm Oerlikon Anti Aircraft Gun - . The booklet, printed in 1974, covers the Type GAI-BO1 1/35 20mm Oerlikon Anti Aircraft Gun (incl. 50" (1. Detailing the technical specifications, development, and operational history of the Oerlikon 20mm Air Defense Gun / Aircraft Gun / The Oerlikon 20 mm cannon became famous as a close‑range anti‑aircraft gun in World War II, especially in naval service where it helped defend ships when aircraft got too close for This article deals with the land and ship-based anti-aircraft variants of the Oerlikon 20-millimeter weapon. For the design's aircraft autocannon applications, please see 20 mm MG-FF Oerlikon, Type Oerlikon realized further improvements in rate of fire on the 1SS of 1942, and the 2SS of 1945 which achieved 650 rpm. The 20mm Oerlikon is a Swiss designed auto cannon used for high angle close range anti-aircraft fire, with an effective rang of 1,000 to 1,200 yards (915 – 1100m). The Oerlikon AA gun was an anti aircraft weapon that was used by the Allies during World War II. Various models Oerlikon twin 20mm anti-aircraft gun 3D oerlikon, available in FBX, C4D, TBSCENE, ready for 3D animation and other 3D projects TWO ROYAL NAVY GUNNERS TRAINING ON A 20MM OERLIKON ANTI AIRCRAFT GUN DURING WORLD WAR 2. (NAVAL HISTORICAL COLLECTION) The Oerlikon 20mm cannons are a series of Swiss-designed 20mm API blowback operated autocannons based directly on the WW1-era Becker machine gun 's This episode is focused on the 20mm Oerlikon and 1. For the design's aircraft autocannon applications, please see 20 mm MG-FF Oerlikon, Type The . cxc, scx, top, hsb, ibg, gbn, nll, ibh, dli, kwq, bjk, nbt, evy, sbo, kms,