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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 ...
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 or infrared, may be used. [1]
Satellite phone ( Inmarsat) in use in Nias, Indonesia, in April 2005 after the Nias–Simeulue earthquake. A satellite telephone, satellite phone or satphone is a type of mobile phone that connects to other phones or the telephone network by radio link through satellites orbiting the Earth instead of terrestrial cell sites, as cellphones do.
Assurance Wireless USA, L.P.[ 1] is a telephone service subsidized by the federal Lifeline Assistance program, a government benefit program supported by the federal Universal Service Fund. The service provides to low-income eligible people a free phone, [ 2][ 3] free monthly data, unlimited texting, and free monthly minutes.
Nearly 10 hours of hearings. And yet neither Boeing nor the National Transportation Safety Board know how a 737 Max was delivered to Alaska Airlines without the four bolts needed to keep a door ...
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TracFone Wireless, Inc. (TFWI) is an American prepay wireless service provider wholly owned by Verizon.It operates as a mobile virtual network operator offering prepaid and no-contract service on the Verizon, AT&T Mobility, and T-Mobile US networks [2] under multiple brands that include Tracfone, Page Plus Cellular, SafeLink Wireless, SIMPLE Mobile, Total Wireless, and Straight Talk Wireless ...
Since there is no limit to a scam artist’s potential, recognizing signs of common scams will serve you well. Here are examples of three of the most common scams out there today and how to block ...