ppt and report asap...thanks in advance. ....etc

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iam found no information about my seminar topic TERRESTRIAL TRUNKED RADIO.
Friends plssssssssssssssss help me out.
Only two days for me. ....etc

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Terrestrial trunked radio (TETRA) is the modern digital private mobile radio (PMR) and public access mobile radio (PAMR) technology for police, ambulance, fire, transport and security services. It is use by utilities, the military, public access, fleet management, closed user groups, factory site services, mining, etc. In short, TETRA is digital radio.TETRA uses Time Division Multiple Access (TDMA) technology with four-user channels one radio carrier and 25 KHz spacing between carriers. A TETRA trunking facility provides a pooling of all radio ....etc

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Each mobile uses a separate, temporary radio channel to talk to the cell site. The cell site talks to many mobiles at once, using one channel per mobile. Channels use a pair of frequencies for communication. One for transmitting from the cell site, the forward link, and one frequency for the cell site to receive calls from the users, the reverse link. Communication between mobile units can be either half-duplex or full-duplex. In case of half-duplex, transmit and receive communications between the mobile units are not at the same time, i.e. ta ....etc

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yes am looking for terrestrial pv solar pannels pls help ....etc

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Todayâ„¢s mobile professionals need to stay in regular contact with important sources of information such as the Internet, email, corporate networks and remote databases. As demand for Wide Area Networking (WAN) connectivity continues to grow, users and organizations are seeking ways to make it more efficient and productive. One of the most promising new technologies for this purpose is General Packet Radio Service (GPRS). GPRS is a packet-switching data network that is overlaid on the existing cellular voice network, using the same radio ....etc

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i need a ppt for terrestrial pv solar pannels ....etc

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Definition

TErrestrial Trunked RAdio (TETRA) standard was designed to meet some common requirements and objectives of the PMR and PAMR market alike. One of the last strong holds of analog technology in a digital world has been the area of trunked mobile radio. Although digital cellular technology has made great strides with broad support from a relatively large number of manufactures, digital trunked mobile radio systems for the Private Mobile Radio (PMR) and Public Access Mobile Radio (PAMR) market have lagged behind. Few manufacture curren ....etc

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Definition

TErrestrial Trunked RAdio (TETRA) standard was designed to meet some common requirements and objectives of the PMR and PAMR market alike. One of the last strong holds of analog technology in a digital world has been the area of trunked mobile radio. Although digital cellular technology has made great strides with broad support from a relatively large number of manufactures, digital trunked mobile radio systems for the Private Mobile Radio (PMR) and Public Access Mobile Radio (PAMR) market have lagged behind. Few manufacture curren ....etc

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ppt of tetra. the is my requiremant terrestrial trunked radio tetra seminor topic ppt full free dounload in to the right box for free gating meterial and support from member. ....etc

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