<?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">9.946772</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20250113112118</marc:controlfield>
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    <marc:controlfield tag="007">cr bn|||||||||</marc:controlfield>
    <marc:controlfield tag="008">250113e198706##nscda   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">En57-53/2-87E-PDF</marc:subfield>
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    <marc:datafield tag="100" ind1="1" ind2=" ">
      <marc:subfield code="a">Richards, William G., </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Calibration and testing of a Fischer &amp; Porter precipitation gauge and data logging system / </marc:subfield>
      <marc:subfield code="c">W.G. Richards, B.L. Flynn and M.A.P. Webber.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="246" ind1="3" ind2=" ">
      <marc:subfield code="a">Calibration and testing of a Fischer and Porter precipitation gauge and data logging system</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Bedford, N.S. : </marc:subfield>
      <marc:subfield code="b">Scientific Services Division, Atlantic Region, Atmospheric Environment Service, </marc:subfield>
      <marc:subfield code="c">June 1987.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="300" ind1=" " ind2=" ">
      <marc:subfield code="a">1 online resource (ii, 15 pages) : </marc:subfield>
      <marc:subfield code="b">charts, illustrations.</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>
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    <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>
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    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">Report MAES ; </marc:subfield>
      <marc:subfield code="v">2-87</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Digitized edition from print [produced by Environment and Climate Change Canada].</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references (page 14).</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">"Precipitation is a fundamental climatological parameter which is observed at several thousand sites in Canada. A variety of instruments and techniques are used depending on the anticipated use of the data and the resources available for collection. Recently there has been an increasing demand for automatic precipitation measuring devices which are compatible with the new breed of electronic data loggers. Few sensors exist which can be used to measure precipitation (liquid or frozen) as well as provide a signal which is compatible with a data logger. In order to satisfy this requirement, a conventional Fischer &amp; Porter weighing type precipitation gauge was interfaced to a commercially available data logger. Laboratory and field tests have been conducted to assess the performance of this interface. This report will describe the equipment used, tests of a potentiometer based interface, tests of a pulse generator type interface, a field test of the potentiometer interface and the conclusions and recommendations of the experiments"--Introduction.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Precipitation (Meteorology)</marc:subfield>
      <marc:subfield code="x">Measurement.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Précipitations (Météorologie)</marc:subfield>
      <marc:subfield code="x">Mesure.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Atmospheric Environment Service. </marc:subfield>
      <marc:subfield code="b">Atlantic Region, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">MAES ;</marc:subfield>
      <marc:subfield code="v">2-87.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.920183</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">1135 KB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2025/eccc/en57/En57-53-2-87-eng.pdf</marc:subfield>
    </marc:datafield>
  </marc:record>
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