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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. It is widely used in optical engineering laboratory work to analyze and ...
Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1] – defined as "A transmitter-receiver associated with a fixed navigational mark which, when triggered by a radar, automatically returns a distinctive signal which can appear on the display of the ...
Raycom Sports is a Charlotte, North Carolina –based producer of sports television programs owned by Gray Television. It was founded in 1979 by husband and wife, Rick and Dee Ray. In the 1980s, Raycom Sports established a prominent joint venture with Jefferson-Pilot Communications which made them partners on the main Atlantic Coast Conference ...
PAC-2 GEM+: 5,630 km/h (3,500 mph) PAC-3: 6,170 km/h (3,830 mph) The MIM-104 Patriot is a surface-to-air missile (SAM) system, the primary such system used by the United States Army and several allied states. It is manufactured by the U.S. defense contractor Raytheon and derives its name from the radar component of the weapon system.
This mode of play involves a number of SFB tactical games that are played sequentially in order to simulate an entire war or theater of war between two or more game races (Federation, Kzinti, etc.) or teams. There is a "strategic" level game map which lays out the territories and borders/fronts of the races/teams, and indicates the economic and ...
A safety data sheet (SDS), [1] material safety data sheet (MSDS), or product safety data sheet (PSDS) is a document that lists information relating to occupational safety and health for the use of various substances and products. SDSs are a widely used type of fact sheet used to catalogue information on chemical species including chemical ...
A blouse with a texture similar to the second. Rayon is a versatile fiber and is widely claimed to have the same comfort properties as natural fibers, although the drape and slipperiness of rayon textiles are often more like nylon. It can imitate the feel and texture of silk, wool, cotton and linen.
In order to have access to material in a particular SCI "compartment", the person must first have the clearance level for the material. The SCI designation is an add-on, not a special clearance level. Someone cleared at the SECRET level for some compartment X cannot see material in compartment X that is classified TOP SECRET.