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PowerSource (phone brand) PowerSource, or "hybrid" phones, are specialized cellular devices used by customers of the American telecommunications company Sprint-Nextel. They are distinct from other mobile phones in that they make use of two cellular networks instead of a single one. PowerSource phones currently include the ic402, ic502, ic602 ...
Nextel. Nextel Communications, Inc. was an American wireless service operator that merged with and ceased to exist as a subsidiary of Sprint Corporation, which would later be bought by T-Mobile US and folded into that company. Nextel in Brazil, and formerly in Argentina, Chile, Peru, the Philippines, and Mexico, [3] is part of NII Holdings, a ...
Integrated Digital Enhanced Network ( iDEN) is a mobile telecommunications technology, developed by Motorola, which provides its users the benefits of a trunked radio and a cellular telephone. It was called the first mobile social network by many technology industry analysts. [1] iDEN places more users in a given spectral space, compared to ...
Sprint Extends Push-to-Talk Capabilities to More Phones With Downloadable Android Application Sprint Direct Connect Now makes handsets - without "the button" - push-to-talk ready OVERLAND PARK ...
The Defense Red Switch Network (DRSN) is a dedicated telephone network which provides global secure communication services for the command and control structure of the United States Armed Forces. The network is maintained by the Defense Information Systems Agency (DISA) and is secured for communications up to the level of Top Secret SCI .
In the past, world travellers subscribing to Nextel iDEN Services generally have to carry an alternate phone (i.e. the V180) to roam around the world. With the i920 or the i930, one phone, one phone number can be used at any part of the world which has a GSM network. The phone won't be made available to either Boost Mobile or Southern Linc ...
The Mobile Subscriber Equipment (MSE) system was tactical communication system created by GTE Government Systems [4] : 393 (later acquired by General Dynamics) for the United States Army. [2] [6] Acquisition began in 1985 for echelons below Corps and down to the battalion level. [7] The system was first fielded in February 1988 to the 13th ...
Field telephones are telephones used for military communications. They can draw power from their own battery, from a telephone exchange (via a central battery known as CB), or from an external power source. Some need no battery, being sound-powered telephones . Telephone linesmen ford Lunga River during the Guadalcanal Campaign of World War II.
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