Wireless communications for trackless haulage vehicles
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Wireless communications for trackless haulage vehicles

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      he report describes a complete system design methodology for medium frequency (MF) wireless radio systems for use in coal mines. The emphasis is on AC mines where no trolley wire exists and, for which, conventional trolley phone communications cannot be used. The report constitutes an MF system design handbook and includes a compendium of all previous MF technology elements as well as a reference index with abstracts of all pertinent literature. Sponsored by the United States Bureau of Mines under contract J0395072.
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