From: nojunk@knology.net   
      
   On 8/10/2018 6:59 PM, Rheilly Phoull wrote:   
   > On 11/08/2018 1:26 AM, amdx wrote:   
   >>   
   >>    Is it reasonable/possible to build an 8 amp 20 V transformerless   
   >> power supply from a 120Vac line.   
   >>   I calculate about 180uf plus or minus depending on other components.   
   >>   Maybe 9- 20uf caps in parallel?   
   >>   I'd like to build it into a leaf blower.   
   >>   All plastic, absolutely no metal exposed.   
   >>   
   >>   I think I've answered my question, I have 12, X rated caps in my   
   >> junk box, but they are only 1uf.   
   >> The cheapest 20uf I can find is $3, so $27 for 9 caps. Not reasonable.   
   >>   
   >>   Just had another thought, I could mount a power supply with   
   >> transformer on the wall and have a cord go to the leaf blower. Just   
   >> trying to build a light weight Leaf Blower for the wife to clean the   
   >> garage once a week.   
   >> Daughter gave me the leaf blower after the battery charger gave up.   
   >>   
   >>   Input encouraged.   
   >>                   Mikek   
   >   
   > Fix or replace the charger ??   
      
     No, I looked at the charger, could not get a schematic and is was full   
   of surface mount ICs and parts, not a simple charger, plus the batteries   
   are no good.   
     I already have leaf blower, it is larger, this would be nice just for   
   the garage.   
      
                            Mikek   
      
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