<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
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    <marc:controlfield tag="001">9.870150</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
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    <marc:controlfield tag="007">cr bn|||||||||</marc:controlfield>
    <marc:controlfield tag="008">190319s1978    onca    ob   f000 0 eng d</marc:controlfield>
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      <marc:subfield code="a">CaOODSP</marc:subfield>
      <marc:subfield code="b">eng</marc:subfield>
      <marc:subfield code="e">rda</marc:subfield>
      <marc:subfield code="c">CaOODSP</marc:subfield>
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      <marc:subfield code="a">n-cn---</marc:subfield>
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      <marc:subfield code="a">Co24-22/1978E-PDF</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="0" ind2="0">
      <marc:subfield code="a">Final report : </marc:subfield>
      <marc:subfield code="b">a determination of technical criteria for the coordination of digital and analogue microwave systems / </marc:subfield>
      <marc:subfield code="c">for the Department of Communications ; prepared by Transmission Division, Radio Systems Design Group, Bell-Northern Research Ltd.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="246" ind1="3" ind2="0">
      <marc:subfield code="a">Determination of technical criteria for the coordination of digital and analogue microwave systems</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Ottawa, Ontario : </marc:subfield>
      <marc:subfield code="b">Department of Communications, </marc:subfield>
      <marc:subfield code="c">1978.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="300" ind1=" " ind2=" ">
      <marc:subfield code="a">1 online resource (2 volumes (various pagings)) : </marc:subfield>
      <marc:subfield code="b">illustrations</marc:subfield>
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      <marc:subfield code="a">text</marc:subfield>
      <marc:subfield code="b">txt</marc:subfield>
      <marc:subfield code="2">rdacontent</marc:subfield>
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    <marc:datafield tag="337" ind1=" " ind2=" ">
      <marc:subfield code="a">computer</marc:subfield>
      <marc:subfield code="b">c</marc:subfield>
      <marc:subfield code="2">rdamedia</marc:subfield>
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      <marc:subfield code="a">online resource</marc:subfield>
      <marc:subfield code="b">cr</marc:subfield>
      <marc:subfield code="2">rdacarrier</marc:subfield>
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    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"March 31, 1978."</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"DSS file no.: 16ST. 36100-7-0748."</marc:subfield>
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    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"Contract serial no.: OST.77-00167."</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"BNR reference: P157/TR6433."</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Digitized edition from print [produced by Innovation, Science and Economic Development Canada].</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="505" ind1="0" ind2=" ">
      <marc:subfield code="a">v. 1. Interference into analogue systems -- v. 2. Interference into digital systems.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="653" ind1="1" ind2="0">
      <marc:subfield code="a">Microwave communication systems</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Telecommunications</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Department of Communications.</marc:subfield>
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      <marc:subfield code="a">Bell-Northern Research.</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">3.86 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2019/isde-ised/Co24/Co24-22-1978-eng.pdf</marc:subfield>
      <marc:subfield code="z">(vol. 1)</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">3.17 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2019/isde-ised/Co24/Co24-22-1978-1-eng.pdf</marc:subfield>
      <marc:subfield code="z">(vol. 2)</marc:subfield>
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