The MTS/IMTS frequencies listed below (in MHz) are those formerly used in the US
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Improved Mobile Telephone Service — The Improved Mobile Telephone Service (IMTS) is a 0G pre cellular VHF/UHF radio system that links to the PSTN. IMTS was the radiotelephone equivalent of land dial phone service. It was introduced in 1969 as a replacement to Mobile Telephone… … Wikipedia
Mobile Telephone Service — The Mobile Telephone Service (MTS) is a pre cellular VHF radio system that links to the Public Switched Telephone Network (PSTN). MTS was the radiotelephone equivalent of land dial phone service. As of 2005[update], only rural and wilderness… … Wikipedia
Mobile Telephone System — Запрос «MTS» перенаправляется сюда; см. также другие значения. Мобильная телефонная система (MTS) является одним из самых ранних стандартов мобильной связи. Обслуживание происходит с помощью оператора в обоих направлениях, а это означает, что… … Википедия
Mobile Telephone System — The Mobile Telephone System (MTS) was one of the earliest mobile telephone standards. It was operator assisted both directions, meaning that if you were called from a land line the call would be routed to a mobile operator, who would route it to… … Wikipedia
QJ — may mean: * QJ, a service on the J Z (New York City Subway service) * QJ, a UHF band frequency see IMTS Frequencies * China Railways QJ, a Chinese 2 10 2 steam locomotive * Quarterly Journal of Economics * Quarterly Journal of Austrian Economics … Wikipedia
Mobile radio telephone — systems preceded modern cellular mobile telephony technology. Since they were the predecessors of the first generation of cellular telephones, these systems are sometimes retroactively referred to as pre cellular (or sometimes zero generation)… … Wikipedia
Area code 408 — North American area code 408 is a telephone area code in California that includes Gilroy, Morgan Hill, Saratoga, Los Gatos, Monte Sereno, Milpitas, Sunnyvale, Santa Clara, Cupertino, and San Jose. It was created in a 1959 split from area code 415 … Wikipedia
Cellular network — Top of a cellular radio tower A cellular network is a radio network distributed over land areas called cells, each served by at least one fixed location transceiver known as a cell site or base station. When joined together these cells provide… … Wikipedia
Advanced Mobile Phone System — Motorola DynaTAC 8000X AMPS mobile phone Advanced Mobile Phone System (AMPS) was an analog mobile phone system standard developed by Bell Labs, and officially introduced in the Americas in 1983,[1] … Wikipedia
List of mobile phone standards — A list of Mobile phone standards or generations is given in the table below. 3GPP Family GSM (2G) GPRS CSD HSCSD EDGE (evolutionary 3G, Pre 3G) EDGE (EGPRS) Evolved EDGE (EGPRS2B) UMTS/UTRA (revolutionary 3G) … Wikipedia
