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Model XAE IFF kit, the first radio recognition IFF system in the U.S. Identification, friend or foe (IFF) is a combat identification system designed for command and control. It uses a transponder that listens for an interrogation signal and then sends a response that identifies the broadcaster. IFF systems usually use radar frequencies, but ...
This is a list of emoticons or textual portrayals of a writer's moods or facial expressions in the form of icons. Originally, these icons consisted of ASCII art, and later, Shift JIS art and Unicode art. In recent times, graphical icons, both static and animated, have joined the traditional text-based emoticons; these are commonly known as ...
IFF Mark X was the NATO standard military identification friend or foe transponder system from the early 1950s until it was slowly replaced by the IFF Mark XII in the 1970s. It was also adopted by ICAO, with some modifications, as the civilian air traffic control (ATC) secondary radar (SSR) transponder. The X in the name does not mean "tenth ...
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Awareness. (film) Awareness is a 2023 Spanish-American science-fiction action thriller film directed by Daniel Benmayor [ca], who also co-wrote the screenplay with Iván Ledesma, and Manuel Burque. It stars Carlos Scholz alongside María Pedraza, Pedro Alonso, Lela Loren, and Óscar Jaenada.
Each entry on this list of common misconceptions is worded as a correction; the misconceptions themselves are implied rather than stated. These entries are concise summaries; the main subject articles can be consulted for more detail.
New research shows that empathy among American youth has been increasing in recent years. Here's how you can determine and grow your own empathy, according to experts.