Marlin 7MG aka Model 1917 Aircraft Machine Gun

The Marlin Model 1917 is a licensed copy of the Colt Model 1895/1914, itself an evolution of the original Colt 'Potato Digger'. It features a unique gas-operated system using a swinging lever mechanism, distinct from typical gas pistons. This lever, when activated by gas tapped from the barrel, cycles the action, earning the 'Potato Digger' nickname due to its violent movement potentially digging into the ground.

This review details the British .303 Browning Mk II* aircraft machine gun, a vital WWII aviation weapon. Key insights include its open-bolt conversion to prevent cordite cook-offs, the development from ground guns to achieve higher rates of fire, and a significant production error involving incorrect drawings. The gun's unique features, like the finned muzzle booster and reversible feed, are also highlighted.

The Parabellum 1914/17 was Germany's advanced aircraft machine gun during WWI, designed by Karl Heinemann to improve upon the MG08 Maxim. It featured a lighter, air-cooled design with a unique sliding top cover for easier malfunction clearance in flight. The intricate toggle-lock mechanism and optional 3x scope highlighted its sophisticated, albeit expensive, development for aerial combat.

This video delves into the AN-M2, an aircraft variant of the Browning 1919, modified to fire 7.62x51mm NATO with a significantly higher cyclic rate. It explores the AN-M2's historical impact, particularly its role against Banzai charges, and discusses the 'Stinger' variant used by Marines. The demonstration highlights the weapon's operation, loading, and the necessity of a team for sustained fire.

The Savage M1918 Aircraft Lewis Gun, chambered in .30-06, was the final iteration for WWI air service. Key modifications for aircraft included a spade grip and removal of the cooling shroud, relying on slipstream for cooling. It utilized a 97-round pan magazine and featured a Norman wind vane sight for aerial targeting.

This review explores the 1926 Darne aircraft machine gun, a unique firearm developed by a company known for shotguns. Despite its innovative gas-operated, tilting bolt design and attempts at universal application, the Darne saw limited success due to its complex feed mechanism and the emergence of more refined designs. It was primarily chambered in 7.7mm and adopted by the French Air Force.

This video details the unique 'French Finger Trap' issue with the MAS-36 rifle's bayonet, where two rifles can become unintentionally locked together. A 1951 French arsenal memorandum identified this problem, proposing a simple modification to the bayonet handle. Drilling a small hole allows a tool, like a firing pin, to depress the internal spring, enabling the separation of locked rifles.

The M134 Minigun is a scaled-down 7.62 NATO rotary cannon, requiring 24V DC power and consuming 1.5 kW. Its high rate of fire (3,000+ RPM) is essential for aircraft engagement windows. The complex delinker mechanism is critical for feeding ammunition, and practical hand-held use is impossible due to weight and recoil. Live fire demonstrates rapid ammunition consumption and the need for indirect aiming.

The H&K G11 is a revolutionary prototype assault rifle designed in the late 20th century, notable for its caseless ammunition and unique rotating drum bolt mechanism. Despite advanced features like a 2000 RPM burst fire rate and integrated optics, its development was ultimately halted by geopolitical shifts and cost concerns.

This video demonstrates the assembly and live-fire of the German 1936 pattern light mortar (L.Gr.W.36). It highlights the mortar's leveling mechanism for accuracy and the difficulty in visually tracking its 50mm projectiles after firing. The content showcases historical military hardware and its operational use.