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How do Autocannons work?
An autocannon or automatic cannon is a rapid-fire projectile weapon that fires armour piercing or explosive shells, as opposed to the bullet fired by a machine gun. Autocannons often have a larger calibre than a machine gun (e.g., 20 mm or greater).
What is the biggest auto cannon?
The Lvkan 4501 was a prototype 120 mm anti aircraft gun developed and constructed in the 1950’s By Bofors for the Swedish military. Only a single prototype was constructed as anti air missile systems were taking over the role it was designed to fill by the time it was delivered.
What is the difference between an autocannon and a machine gun?
Autocannons have a longer range and a larger calibre than a machine guns (e.g., 20 mm or greater, most often in the range of 20–75mm, but bigger also exist), but are usually smaller than tank guns, howitzers, field guns or other artillery. When used on its own, the word “autocannon” indicates a single-barrel weapon.
What is an example of a modern autocannon?
Modern era. After the Second World War, autocannon continued to serve as a versatile weapon in land, sea, and air applications and continue to do so to this day. Examples of modern autocannon include the 25 mm M242 Bushmaster mounted on the M2/M3 Bradley, updated versions of the Bofors 40 mm gun, and the Mauser BK-27.
What type of autocannons were used in WW1?
The Imperial Japanese Navy ‘s Type 99 cannon, adopted and produced in 1939, was also based on the Becker/Oerlikon design’s principles. During the First World War, autocannons were mostly used in the trenches as anti-aircraft guns.
What is the rate of Fire of a modern autocannon?
The rate of fire of a modern autocannon ranges from 90 rounds per minute (in the case of the British Rarden), to 2,500 rounds per minute with the GIAT 30. Systems with multiple barrels can have rates of fire of over 10,000 rounds per minute (the Russian GSh-6-23 for example).