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Re: Corona Scope (fwd)
Dr. Resonance wrote:
>
> To: Gary Weaver
>
> A corona scope is basically a high voltage power supply that will provide
> either AC or DC high voltage to a test specimen such as a cable assembly,
> etc. The oscilloscope part of the scope carefully monitors the waveform of
> the applied potential and shows the high frequency ringing (also other
> tests on more modern models) of the CIV -- corona incipient voltage, ie,
> the potential at which corona begins forming or the test specimen (perhaps
> a capacitor dielectric material) begins breaking down. The corona will
> appear on the scope long before you can see or hear the corona formation.
> It is a very useful instrument for testing CIV's of capacitor dielectric
> material and cable assemblies for CRT's, aircraft instruments, etc.
>
> DR.RESONANCE-at-tesla-at-pupman-dot-com
>
> ----------
> > From: Tesla List <tesla-at-pupman-dot-com>
> > To: tesla-at-poodle.pupman-dot-com
> > Subject: Corona Scope (fwd)
> > Date: Monday,March 03,1997 9:42 PM
> >
> >
> >
> > ---------- Forwarded message ----------
> > Date: Mon, 03 Mar 1997 16:20:27 -0800
> > From: Gary Weaver <gweaver-at-earthlink-dot-net>
> > To: tesla-at-pupman-dot-com
> > Subject: Corona Scope
> >
> > Does anyone know what a Corona Scope is?
> >
> > Today at the scrap yard I found what looks like a very large antique
> > oscillscope. The tag say Corona Scope.
> >
> > Inside it has a very large 20,000. volt transformer that looks like a
> huge
> > flyback transformer.
> >
> > It also has a 5K variac. 20,000. volt panel meter. Round scope tube.
> > Several other items.
> >
> > Inside it has this strange looking glass thing with several needles like
> a
> > volt meter. It also has a cross hair on the front with 2 triangle holes
> in
> > the metal piece inside. This is mounted inside an 8" square metal box
> with
> > the end sticking out the side of the box. Don't know what this is.
> >
> > Has anyone have any ideas?
> >
> > Gary Weaver