In a message dated 05-17-14, Tom Walker said to All:   
      
   Hi Tom,   
      
   TW>.......... The origional implementation had to have ALL the "Elements"   
   TW>insulated from the support boom and wiring used to alteanate the left   
   TW>and right conections as in figure 1 in my reference web page.   
      
   In the RSGB VHF/UHF Manual that antenna type is called "Log-periodic   
   Yagi bandpass antenna". That is also the basis for the "Swan Yagi" as   
   made by the Swan TV antenna manufacturer in the US and also presented   
   by Ed Tilton, W1HDQ in the QST magazine.   
      
   73 de Sam, OH0NC   
      
   aka Holger   
      
   ___   
    * MR/2 2.30 * Aland Islands / 60 degrees North / 20 degrees East   
      
   --- PCBoard (R) v15.22 (OS/2) 2   
    * Origin: Coming to you from the Sunny Aland Islands. (2:20/228)