<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
  <marc:record>
    <marc:leader>00000nam  2200000zi 4500</marc:leader>
    <marc:controlfield tag="001">9.915165</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20221107183147</marc:controlfield>
    <marc:controlfield tag="006">m     o  d f      </marc:controlfield>
    <marc:controlfield tag="007">cr mn|||||||||</marc:controlfield>
    <marc:controlfield tag="008">220906e19920330oncabdo o    f000 0 eng d</marc:controlfield>
    <marc:datafield tag="040" ind1=" " ind2=" ">
      <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>
    </marc:datafield>
    <marc:datafield tag="086" ind1="1" ind2=" ">
      <marc:subfield code="a">Co24-3/1-92-006E-PDF</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="100" ind1="1" ind2=" ">
      <marc:subfield code="a">Lonc, W. P., </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Over-tree propagation measurements - phase 2 : </marc:subfield>
      <marc:subfield code="b">final report, March 30, 1992 / </marc:subfield>
      <marc:subfield code="c">W.P. Lonc.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Ottawa : </marc:subfield>
      <marc:subfield code="b">Communications Research Centre, </marc:subfield>
      <marc:subfield code="c">March 30, 1992.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="300" ind1=" " ind2=" ">
      <marc:subfield code="a">1 online resource (1 volume (various pagings)) : </marc:subfield>
      <marc:subfield code="b">illustrations, maps, graphs, photographs.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="336" ind1=" " ind2=" ">
      <marc:subfield code="a">text</marc:subfield>
      <marc:subfield code="b">txt</marc:subfield>
      <marc:subfield code="2">rdacontent</marc:subfield>
    </marc:datafield>
    <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>
    </marc:datafield>
    <marc:datafield tag="338" ind1=" " ind2=" ">
      <marc:subfield code="a">online resource</marc:subfield>
      <marc:subfield code="b">cr</marc:subfield>
      <marc:subfield code="2">rdacarrier</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">CRC-CR ; </marc:subfield>
      <marc:subfield code="v">92-006</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"Scientific Authority: J.H. Whitteker."</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"Letter of Agreement Number: 36001-1-3505."</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Digitized copy from print [produced by Innovation, Science and Economic Development Canada].</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1="3" ind2=" ">
      <marc:subfield code="a">"Measurements were made of signal levels in the 2-m and 1.2-m bands in the 'shadow' region associated with "wooded/cleared" boundaries at two sites in summer (maximum foliation) and winter (minimum foliation). The observed Path-loss for both sites (called Sites # 1 and #2 respectively) is given. In general, it is found that the path-loss at both sites mainly shows anomalous behaviour in as much as there is little or no decrease in path-loss as the distance from the boundary increases, and that there is no clear correlation between path-loss along the 'downstream' path with seasonal change in foliation. All observations were made with vertical polarization"--Abstract, p. 1-1.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Radio wave propagation</marc:subfield>
      <marc:subfield code="x">Measurement.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Ondes radioélectriques</marc:subfield>
      <marc:subfield code="x">Propagation</marc:subfield>
      <marc:subfield code="x">Mesure.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="2" ind2=" ">
      <marc:subfield code="a">Communications Research Centre (Canada), </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">DOC contractor report (Canada. Department of Communications)</marc:subfield>
      <marc:subfield code="v">CRC-CR-92-006.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.869864</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">42.04 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2022/isde-ised/co24/Co24-3-1-92-006-eng.pdf</marc:subfield>
    </marc:datafield>
  </marc:record>
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