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A trunked radio system is a two-way radio system that uses a control channel to automatically assign frequency channels to groups of user radios. In a traditional half-duplex land mobile radio system a group of users (a talkgroup) with mobile and portable two-way radios communicate over a single shared radio channel, with one user at a time ...
www .boostmobile .com. Boost Mobile is an American wireless service provider owned by Dish Wireless. It uses the Dish, AT&T and T-Mobile networks to deliver wireless services. As of Q3 2023, Boost Mobile, along with its sister brands Boost Infinite, Gen Mobile, and Ting Mobile had 7.50 million customers. [1]
Sprint Corporation. Sprint Corporation was an American telecommunications company. Before being acquired by T-Mobile US on April 1, 2020, it was the fourth-largest mobile network operator in the United States, serving 54.3 million customers as of June 30, 2019. [3]
Nextel was the first company to implement a nationwide push-to-talk system similar to a walkie-talkie, marketed as DirectConnect. Unlike other cellular networks, the Nextel network operated in the Specialized Mobile Radio band, and Nextel was one of the first providers in the United States to offer a national digital cellular coverage footprint.
Ten-codes, officially known as ten signals, are brevity codes used to represent common phrases in voice communication, particularly by US public safety officials and in citizens band (CB) radio transmissions. The police version of ten-codes is officially known as the APCO Project 14 Aural Brevity Code. [1]
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The International Radiotelephony Spelling Alphabet or simply Radiotelephony Spelling Alphabet, commonly known as the NATO phonetic alphabet, is the most widely used set of clear-code words for communicating the letters of the Roman alphabet. Technically a radiotelephonic spelling alphabet, it goes by various names, including NATO spelling ...
Mobile phones on aircraft. In the U.S., Federal Communications Commission (FCC) regulations prohibit the use of mobile phones aboard aircraft in flight. [1] Contrary to popular misconception, the Federal Aviation Administration (FAA) does not actually prohibit the use of personal electronic devices (including cell phones) on aircraft. Paragraph ...