From: mynamespacedbydots@xs4all.nl   
      
   "flipper"  wrote in message   
   news:d7qdi6dgsc6h3pn2url62j3iej32hh84mm@4ax.com...   
   > On Fri, 7 Jan 2011 20:10:20 -0800, "Alex"  wrote:   
   >   
   [...]   
   >   
   > I did some more investigation of the current waveforms and using a   
   > conventional tripler with the caps then reduced to give an equivalent   
   > B+ (same a you suggested except reducing the B+) appears to have   
   > current peaks less than the original, so that should be less VA to the   
   > transformer.   
      
   While a bit complex, but not complicated, the Gisper circuit has higher   
   efficiency than conventional doublers/triplers.   
   Maybe you can get away with a Gisper tripler (for your B1, B2 & B3) and a   
   pickoff for B4 after the doubler stage as per fig.7 of:   
   http://techdoc.kvindesland.no/radio/psu/20061103160710959.pdf   
      
   Regards,   
   Gio   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)