2012年9月22日 · Gast himself had applied for a US Patent in 1920, which was issued in 1923. A Gast gun was evaluated by the US Army, and found to be reliable and mechanically practical. Since the U.S. was aware of the Gast's existence and even tested a working version of it, this weapon had great potential on both sides of the conflict.

2023年3月4日 · In the Late Spring of 1941 the British could not get the .50 cal guns in the Tomahawks to function correctly and figured that the P-40s had a effective armament of four .303 guns. They were not counting on the .50s to fire when needed. The .50 cal became known for it's reliability in later...

2016年3月5日 · It wasn't misfires they were trying to stop, it was the cartridge case rupturing and letting high pressure gas back into the action of the gun. The short barrel allowed the shell to clear the muzzle sooner and drop the internal pressure as …

2010年1月7日 · And with the extra length and weight it just wouldn't fit in a standard P-39 fuselage which is why the XP-39 was over a foot longer. Why do you think the P-39 could have hit anywhere near 380mph at 18000ft? the orginal XP-39 from what evidence there is never actually flew at the numbers...

2016年3月21日 · Why was the Gast gun never used in aircraft during WWII? ShVAK; Sep 19, 2012; 2. Replies 22 Views 19K. Mar ...

2008年4月3日 · Heavier than the .50 cal Browning Aircraft Gun (at 121 lbs vs 64 lbs for the .50 cal Aircraft Gun), firing a heavier projectile (1160 grain vs 700 grain) with a similar MV of 2700 ft/sec. Belt-fed with a high ROF of 750-850 rpm (similar to the mid- to late-war .50 cal Browning) and already in production in 1940 in its AFV version.

2020年3月10日 · Constant speed propellers, low drag radiators, ejector exhausts - none of those British exhaust collector rings - bleurgh... These things will offer improvements to aircraft performance aside from changes to the engines...

2024年10月13日 · In 1940, the basic tracked infantry French AT guns were the semi auto 25 mm SA-L 34 gun (some were also used by the British). As they were not enough, they were completed in the infantry by the WW I era 37 Model 1916 TR gun. The Model 1937 47 mm gun, adapted from a Navy gun, was used by the artillery AT units in 12 guns divisional batteries.

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2007年6月27日 · At one time I was on a 1000yd range with the gun in the top picture and had 14 minutes of windage on the gun. The bullets were being blown 140 inches (just over 3.5 meters at that distance) and the wind wasn't really that bad, shooters that routinely use that range told me they had seen days when 23-24 minutes of windage where needed (over 5.8 ...