Description of improved form of radio altimeter which can serve number of purposes; problem of finding means for detecting phase of reflected wave in relation to transmitted wave; practical application in measuring distance reflected wave has traveled when it returns to antenna; application of beat frequency; further possibilities; indications for landing. Paper presented before Nat. Acad. of Sciences.


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    Titel :

    Height of airplane above ground by radio echo


    Weitere Titelangaben:

    Aviation Eng


    Beteiligte:

    Erschienen in:

    Erscheinungsdatum :

    1928


    Format / Umfang :

    2 pages


    Anmerkungen:

    3 Figs.


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch




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