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      <marc:subfield code="a">Hafez, H. M., </marc:subfield>
      <marc:subfield code="e">authors.</marc:subfield>
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    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Experimental study of digital land mobile systems / </marc:subfield>
      <marc:subfield code="c">by H.M. Hafez [and 4 others].</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">[Ottawa] :</marc:subfield>
      <marc:subfield code="b">[Department of Communications], </marc:subfield>
      <marc:subfield code="c">September 1983.</marc:subfield>
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      <marc:subfield code="a">1 online resource (160 pages) : </marc:subfield>
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      <marc:subfield code="a">computer</marc:subfield>
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      <marc:subfield code="a">Digitized edition from print [produced by Innovation, Science and Economic Development Canada].</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references.</marc:subfield>
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    <marc:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">"The objectives of this study are: (1) To conduct a series of field measurements using commercially available equipment to estimate the characteristics of the digital land mobile channel under various conditions and (2) To subjectively compare the various transmitter configurations and their impact on the future regulations and the efficient use of the available radio spectrum"--Executive summary, page 1.</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Cellular telephones</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
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      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2019/isde-ised/Co24-20-1983-eng.pdf</marc:subfield>
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