The sonic altimeter for aircraft
Description:
Discussed here are results already achieved with sonic altimeters in light of the theoretical possibilities of such instruments. From the information gained in this investigation, a procedure is outlined to determine whether or not a further development program is justified by the value of the sonic altimeter as an aircraft instrument. The information available in the literature is reviewed and condensed into a summary of sonic altimeter developments. Various methods of receiving the echo and t…
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Date:
August 1937
Creator:
Draper, C. S.
Partner:
UNT Libraries Government Documents Department