Illustrated note on National Bureau of Standards air launched weather station transmitter which automatically reports temperature, barometric pressure, and humidity; operating in 5-Mc region, 5-watt battery operated transmitter has reliable range of over 100 mi, and operates at 3-hr intervals for more than 15 days; device is carried aloft in bomb rack of aircraft and is dropped by parachute. (see also Flight v 60 n 2218 July 27 1951 p 112)


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    Title :

    NBS grasshopper


    Additional title:

    FM-TV


    Published in:

    FM-TV ; 11 , n 7


    Publication date :

    1951


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


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