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The Development of the Directional AM Broadcast Antenna

Discussion in 'Antennas, Feedlines, Towers & Rotors' started by WA7ARK, Jun 2, 2020.

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  1. WA7ARK

    WA7ARK Ham Member QRZ Page

  2. K0UO

    K0UO Platinum Subscriber Platinum Subscriber QRZ Page

    That's a very interesting read about directional vertical antenna and the second one in the Philadelphia, also explains the first elevated radials back in the early 1930s . So there's nothing new about elevated ground systems, Westinghouse figured that out in 1932
     

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