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A 1951 USAF resolution test chart is a microscopic optical resolution test device originally defined by the U.S. Air Force MIL-STD-150A standard of 1951. The design provides numerous small target shapes exhibiting a stepped assortment of precise spatial frequency specimens.
A plotting board was a mechanical device used by the U.S. Army Coast Artillery Corps as part of their fire control system to track the observed course of a target (typically a moving ship), project its future position, and derive the uncorrected data [note 1] on azimuth (or direction) and range needed to direct the fire of the guns of a battery to hit that target.
The M110 155 mm projectile is an artillery shell used by the U.S. Army and U.S. Marine Corps.The M110 was originally designed as a chemical artillery round to deliver blister agents via howitzer as a replacement for the World War I-era 75 mm chemical projectiles. [5]
Example of a ballistic table for a given 7.62×51mm NATO load. Bullet drop and wind drift are shown both in mrad and MOA.. A ballistic table or ballistic chart, also known as the data of previous engagements (DOPE) chart, is a reference data chart used in long-range shooting to predict the trajectory of a projectile and compensate for physical effects of gravity and wind drift, in order to ...
AN/GSG-10 TACFIRE. The Battery Computer System (BCS) AN/GYK-29 was a computer used by the United States Army for computing artillery fire mission data. It replaced the FADAC and was small enough to fit into the HMMWV combat vehicle.
[1] - US DoD, The United States Military Rank Insignia All Warrant Officer grades are authorized, but not used by the Air Force [2] - Office of the Law Revision Counsel. "U.S. Code TITLE 42-THE PUBLIC HEALTH AND WELFARE, section 207(a)-Grades, ranks, and titles of commissioned corps (2006)" (PDF).
A U.S. Army C-ration with can opener, Da Nang, Vietnam, c 1966–1967. The P-38 is easily used. First, the cutting point is pivoted to its 95-degree position, [5] from its stowed, folded position. Then, for a right-handed user, the P-38 is held in the right hand by the flat long section, with the cutting point pointing downward and away from ...
The Army Map Service (AMS) was the military cartographic agency of the United States Department of Defense from 1941 to 1968, subordinated to the United States Army Corps of Engineers.