[continued from previous message]   
      
   > Patrick's detector biased to 30...50V with a weak pull-down.   
      
   I suspect that the benefit of using bias as in "a famous Patrick's detector" is   
   that bias reduces or evel eliminates slewing distortion.   
      
   --   
   Regards,   
      
   John Byrns   
      
   Surf my web pages at,  http://fmamradios.com/   
      
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