[D-community-offtopic] Building computer - power supplies

[Ralf Mardorf]

On Sat, 2013-09-28 at 00:34 -0400, staticsafe wrote:
> On 9/27/2013 23:13, Ralf Mardorf wrote:
> > On Sat, 2013-09-28 at 08:25 +0900, Joel Rees wrote:
> >> But the upshot is that capacitors are exposed to higher
> >> voltages and/or effective power than they can handle, and get burned,
> >> and it is a manufacturing problem, and sometimes an engineering
> >> problem.
> >
> > And sometimes vendors knowingly use undersized capacitors, so that they
> > will get burned a while after the period of warranty ended. This is a
> > known issue by German consumer centers. I experienced it for the PSU of
> > a Behringer mixing console. I was an engineer and can repair it myself,
> > or assumed I shouldn't have the needed equipment at home, a friend still
> > is working as engineer for a company and can help me. For this
> > particular PSU it was easier to do by hot air soldering. Sure, without
> > hot air the soldering isn't impossible, but already hard to do for
> > experienced engineers and perhaps impossible for averaged people.
> > Vendors design things to get broken after warranty period ended and they
> > also try to make things irreparable.
> >
> >
> 
> Yay for planned obsolescence [0]!
> 
> [0] - http://en.wikipedia.org/wiki/Planned_obsolescence

Thank you for posting the link to the wiki.