Re: how to recondition capacitors ?

You might take a look at this site:
http://www.repairfaq.org/sam/captest.htm#ctcoe
Shane
--- In CAD_CAM_EDM_DRO@yahoogroups.com, "turbulatordude"
<davemucha@j...> wrote:

> Thanks,
>
> once I run that thru the charging process, how can you tell if it is
> still good enough for use in a power supply ?
>
> and darn, all my power resistors are less than 100 ohms. I'll have
> to get some parts.
>
> In checking, I wound up with 3 10,00uF, a 15,000 and a 22,000 uF not
> bad for striping old boxes.
>
> I wish some of the power supply stuff was rated for more than 6 amps
> though. nice input filters on the old boxes.
>
> Dave
>
>
>
>
>
> --- In CAD_CAM_EDM_DRO@yahoogroups.com, "luskwyo" <skraft@w...> wrote:
> > You can reform them by applying the rated voltage through a 25-30k,
> 5
> > watt resistor.
> > The voltage across the resistor should drop to 5-10% of the applied
> > voltage in an hour or less.
> > When you are done the cap. will be charged to the applied voltage,
> put
> > a resistor across the termanals to discharge it.
> > Shane
> > --- In CAD_CAM_EDM_DRO@yahoogroups.com, "turbulatordude"
> > <davemucha@j...> wrote:
> > > Hi,
> > >
> > > I have a few 10,000uF,50V caps from old printers and wanted to
> make
> > > sure they were up to snuff before putting them in service.
> > >
> > > I've read that one should reformat them or recondition them but I
> > > couldn't anything regarding how to do it.
> > >
> > > also, any tests to do to make sure they would be good for a powe
> > > supply ?
> > >
> > > any ideas ?
> > >
> > > Dave