home bbs files messages ]

Forums before death by AOL, social media and spammers... "We can't have nice things"

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

[   << oldest   |   < older   |   list   |   newer >   |   newest >>   ]

   Message 7,169 of 7,706   
   Rod Speed to Gothberg"@internet.co.is   
   Re: Do switch mode power supplies flicke   
   22 Dec 18 13:55:55   
   
   XPost: alt.home.repair, uk.d-i-y   
   From: rod.speed.aaa@gmail.com   
      
   "William Gothberg" <"William Gothberg"@internet.co.is> wrote in message   
   news:op.zueh1ynoo5piw3@desktop-ga2mpl8.lan...   
   > On Fri, 21 Dec 2018 23:07:42 -0000, Rod Speed    
   > wrote:   
   >   
   >>   
   >>   
   >> "William Gothberg" <"William Gothberg"@internet.co.is> wrote in message   
   >> news:op.zud6dhovo5piw3@desktop-ga2mpl8.lan...   
   >>> On Thu, 20 Dec 2018 19:25:49 -0000, Rod Speed    
   >>> wrote:   
   >>>   
   >>>>   
   >>>>   
   >>>> "William Gothberg" <"William Gothberg"@internet.co.is> wrote in message   
   >>>> news:op.zubpuunso5piw3@desktop-ga2mpl8.lan...   
   >>>>> On Thu, 20 Dec 2018 04:27:41 -0000, Clare Snyder    
   >>>>> wrote:   
   >>>>>   
   >>>>>> On Wed, 19 Dec 2018 16:39:50 -0000, "William Gothberg" <"William   
   >>>>>> Gothberg"@internet.co.is> wrote:   
   >>>>>>   
   >>>>>>> On Wed, 19 Dec 2018 16:34:11 -0000, whisky-dave   
   >>>>>>>    
   >>>>>>> wrote:   
   >>>>>>>   
   >>>>>>>> On Wednesday, 19 December 2018 16:21:43 UTC, 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.   
   >>>>>>>>   
   >>>>>>>> You can also observe such things using a smartphone that has a high   
   >>>>>>>> FPS   
   >>>>>>>> rate for recodring movie.   
   >>>>>>>> I can see the labs lights flicker when I film at 240FPS  standard   
   >>>>>>>> 60   
   >>>>>>>> and everything seems fine.   
   >>>>>>>   
   >>>>>>> Everybody seems to constantly cut corners.  Lights should just be   
   >>>>>>> on,   
   >>>>>>> no   
   >>>>>>> flicker at all.  Fucking annoying if you have decent eyesight, I can   
   >>>>>>> see   
   >>>>>>> the flicker from almost everyone's LED tail lights.   
   >>>>>>   
   >>>>>>   
   >>>>>>   This is sounding more and more like our "engineer friend" who needs   
   >>>>>> to do his own tire repairs and alignments and clutch repairs.   
   >>>>>   
   >>>>> Don't know who you're referring to, but what's wrong with striving for   
   >>>>> perfection?   
   >>>>   
   >>>> It increases costs for everyone who isnt a freak.   
   >>>   
   >>> There's perfection and there's perfection.  You for example like LEDs   
   >>> you   
   >>> can control the colour of, nothing wrong with that.  But OCD folk take   
   >>> things too far, like washing their car every day because of two specks   
   >>> of   
   >>> dust.   
   >>   
   >> All irrelevant to whether it makes any sense to design   
   >> all car lights so that no freak ever sees any flicker at all.   
   >   
   > When "freak" is half the population,   
      
   Half the population don't see car lights flicker.   
      
   > you need to account for them.   
      
   Nope.   
      
   > If you think they're a minority,   
      
   I know there are.   
      
   > why does google have 4.5 million results for the car light flicker?   
      
   Just a few mindlessly ranting freaks, like you.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

[   << oldest   |   < older   |   list   |   newer >   |   newest >>   ]


(c) 1994,  bbs@darkrealms.ca