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Identification friend or foe. 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 other electromagnetic frequencies, radio ...
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 triggering radar, providing range, bearing and ...
In its simplest form, a "Mode" or interrogation type is generally determined by pulse spacing between two or more interrogation pulses. Various modes exist from Mode 1 to 5 for military use, to Mode A, B, C and D, and Mode S for civilian use.
Modes of communication Amateurs use a variety of voice, text, image, and data communications modes over radio. Generally new modes can be tested in the amateur radio service, although national regulations may require disclosure of a new mode to permit radio licensing authorities to monitor the transmissions. Encryption, for example, is not generally permitted in the Amateur Radio service ...
Their paper, called “ Auditing radicalization pathways on YouTube ,” details a large-scale study of YouTube looking for traces of evidence — in likes, comments and views — that certain ...
Explore the meanings of hundreds of aviation, avionics, aerospace and aeronautical abbreviations from A to Z on Wikipedia.
With its latest model, the 24.2-megapixel A7 III, Sony has created a near-perfect all-around camera. It has the best mirrorless autofocus system on the market, sharp, full-frame 4K video, high ...
Panasonic's $2,200 GH6 has finally arrived with an all-new sensor and desirable features like ProRes, 5.7K 60p video.