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      <marc:subfield code="a">Co24-203/1975E-PDF</marc:subfield>
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      <marc:subfield code="a">UHF/SHF/L-band spacecraft trade offs &amp; budgets : </marc:subfield>
      <marc:subfield code="b">final report / </marc:subfield>
      <marc:subfield code="c">RCA Limited.</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">April 1975.</marc:subfield>
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      <marc:subfield code="a">1 online resource (v, 64 pages) : </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:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">"Two transponder configurations were investigated. The first was a single band UHF spacecraft with the proviso that the complete UHF band be translated to 7 GHz for transmission to the ground where all signal processing was to take place. All signals were then assembled at 80Hz for transmission to the spacecraft. The signal band is then translated back to the UHF band for broadcast to the mobile field units. The UHF transponder was sized to fully occupy the payload of a 3-axis stabalized spacecraft suitable for launch on a 3914 Thor Delta vehicle"--Foreword.</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
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      <marc:subfield code="a">RCA Limited.</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/Co24-203-1975-eng.pdf</marc:subfield>
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