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Radar jamming and deception is a form of electronic countermeasures (ECMs) that intentionally sends out radio frequency signals to interfere with the operation of radar by saturating its receiver with noise or false information. Concepts that blanket the radar with signals so its display cannot be read are normally known as jamming, while ...
This is a list of World War II electronic warfare equipment and code words and tactics derived directly from the use of electronic equipment. This list includes many examples of radar, radar jammers, and radar detectors, often used by night fighters; also beam-guidance systems and radio beacons. Many of the British developments came from the ...
A 501 (c) (3) organization is a United States corporation, trust, unincorporated association or other type of organization exempt from federal income tax under section 501 (c) (3) of Title 26 of the United States Code. It is one of the 29 types of 501 (c) nonprofit organizations [1] in the US.
A 501 (c) organization is a nonprofit organization in the federal law of the United States according to Internal Revenue Code (26 U.S.C. § 501 (c)). Such organizations are exempt from some federal income taxes. Sections 503 through 505 set out the requirements for obtaining such exemptions. Many states refer to Section 501 (c) for definitions ...
The temperature was already above 80 degrees and rising. The work of maintaining the public water supply in a heat wave is crucial. But it needs to be done as safely as possible. That means ...
Electronic counter-countermeasure. Electronic counter-countermeasures ( ECCM) is a part of electronic warfare which includes a variety of practices which attempt to reduce or eliminate the effect of electronic countermeasures (ECM) on electronic sensors aboard vehicles, ships and aircraft and weapons such as missiles.
The largest national park is Wrangell–St. Elias in Alaska: at over 8 million acres (32,375 km 2 ), it is larger than each of the nine smallest states. The next three largest parks are also in Alaska. The smallest park is Gateway Arch National Park, Missouri, at 192.83 acres (0.7804 km 2 ).
The US Justice Department said Tuesday that it seized two internet domains and searched nearly 1,000 social media accounts that Russian operatives allegedly used to pose as US residents to spread ...