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   alt.electronics      Electronics design, repair, worship, etc      7,706 messages   

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   Message 7,082 of 7,706   
   "William Gothberg" <"William to Mark Lloyd   
   Re: Do switch mode power supplies flicke   
   19 Dec 18 16:35:05   
   
   XPost: alt.home.repair, uk.d-i-y   
   From: Gothberg"@internet.co.is   
      
   On Wed, 19 Dec 2018 16:21:41 -0000, Mark Lloyd  wrote:   
      
   > On 12/19/18 6:01 AM, William Gothberg wrote:   
   >   
   > [snip]   
   >   
   >> They probably are fairly crude.  I know they flicker, for example if I   
   >> use my cordless drill, the chuck appears to spin the wrong way under the   
   >> LED lighting.   
   > I remember seeing that with a washing machine (under fluorescent   
   > lights). As the tub was slowing down, the row of holes around the tub   
   > would appear to reverse direction. Same thing with (spoked) wagon wheels   
   > in movies.   
      
   It looks absolutely ridiculous with modern cars with LED headlights in films.    
   How hard can it be to put a smoothing capacitor on the output of the power   
   supply?   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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