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Re: capacitance of homemade caps



Original poster: "Malcolm Watts" <m.j.watts@xxxxxxxxxxxx>

On 6 Apr 2005, at 21:57, Tesla list wrote:

> Original poster: "Steven Steele" <sbsteele@xxxxxxxxxxxxx>
>
> AHAH! So some caps do need HV to charge them! I was right! Again.

Well a capacitor is simply a capacitor. Unless you put sopme charge
into them they won't do anything useful. A signal generator amongst
many other things will charge/discharge them. I suggest you get hold
of a book on basic electricity and read it.

Malcolm

> Steven Steele
> ----- Original Message ----- From: "Tesla list" <tesla@xxxxxxxxxx> To:
> <tesla@xxxxxxxxxx> Sent: Wednesday, April 06, 2005 7:56 PM Subject:
> Re: capacitance of homemade caps
>
>
> >Original poster: "Dr. Resonance" <resonance@xxxxxxxxxx>
> >
> >
> >take the cap bank to a local community college electronics course
> >instructor or university EE dept. They have a capacitance meter that
> >will measure it.
> >
> >Dr. Resonance
> > >
> > > How could I find the capacitance of my hommade caps? I can't do
> > > anything with an o-scope to measure it becaus the caps require
> > > high voltages to charge them at all. Maybe if I used a DC power
> > > supply, like a computer moniter, and set it up with a spark gap, I
> > > may be able charge it longer than .008 seconds(half the period of
> > > a 60Hz waveform), and I could time
> >how
> > > long it takes (approximately) for the spark to break out.Do ya'll
> > > think that would work?
> > >
> >Steven
> > > Steele
> > >
> > >
> > >
> >
> >
>
>
>
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>