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RadioShack (formerly written as Radio Shack) is an American electronics retailer which was established in 1921 as an amateur radio mail-order business. Its parent company, Radio Shack Corporation, was purchased by Tandy Corporation in 1962, shifting its focus from radio equipment to hobbyist electronic components. At its peak in 1999, Tandy ...
Headquarters. Syosset, New York. Lafayette Radio Electronics Corporation was an American radio and electronics manufacturer and retailer from approximately 1931 to 1981, headquartered in Syosset, New York, a Long Island suburb of New York City. The company sold radio sets, Amateur radio (Ham) equipment, citizens band (CB) radios and related ...
Small PA systems may extend to an entire building, such as a restaurant, store, elementary school or office building. A sound source such as a compact disc player or radio may be connected to a PA system so that music can be played through the system. Smaller, battery-powered 12 volt systems may be installed in vehicles such as tour buses or ...
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 ...
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On May 29, 2009, Harris Corporation purchased Tyco Electronics Wireless Systems, including its OpenSky and other wireless communication technologies, from Tyco Electronics for US$675 million. [ 4 ] As of the end of 2014, it was announced that, due to ongoing problems faced by the State Police and other users, the Pennsylvania Statewide Radio ...
AT&T (2014–present) Website. www .cricketwireless .com. Cricket Wireless is an American wireless service provider, owned by AT&T. It provides wireless services to ten million subscribers in the United States. [1] Cricket Wireless was founded in March 1999 by Leap Wireless International. AT&T acquired Leap Wireless International in March 2014 ...
In radio communications, a base station is a wireless communications station installed at a fixed location and used to communicate as part of one of the following: a push-to-talk two-way radio system, or; a wireless telephone system such as cellular CDMA or GSM cell site. Terrestrial Trunked Radio.