Re: cockcroft for marx charging (fwd)

[Steven Roys <sroys@xxxxxxxx>]

---------- Forwarded message ----------
Date: Thu, 18 Dec 2003 12:49:45 -0000
From: colin.heath4 <colin.heath4@xxxxxxxxxxxx>
To: High Voltage list <hvlist@xxxxxxxxxx>
Subject: Re: cockcroft for marx charging (fwd)

hi dr,
        i hadnt thought of this. i have a kilovaxc relay hereill use that
for disconnecting the supply.
cheers
colin
----- Original Message -----
From: High Voltage list <hvlist@xxxxxxxxxx>
To: <hvlist@xxxxxxxxxx>
Sent: Thursday, December 18, 2003 5:08 AM
Subject: Re: cockcroft for marx charging (fwd)


> Original poster: Steven Roys <sroys@xxxxxxxx>
>
>
>
> ---------- Forwarded message ----------
> Date: Tue, 16 Dec 2003 14:41:48 -0600
> From: Dr. Resonance <resonance@xxxxxxxxxx>
> To: High Voltage list <hvlist@xxxxxxxxxx>
> Subject: Re: cockcroft for marx charging (fwd)
>
>
> You said you have a 1 megOhm resistor in series with the output?  What was
> the total voltage rating of the resistor?  If less than say 300 kV on a
300
> kV machine the energy will flash over the resistor and totally ignore it.
>
> Also, in a Marx machine, the charging power supply must be disconnected
from
> the unit prior to firing.  We use a 6 inch gap relay under oil to do this
on
> our machine.
>
> Dr. Resonance
>
> Resonance Research Corporation
> E11870 Shadylane Rd.
> Baraboo   WI   53913
> ----- Original Message -----
> From: "High Voltage list" <hvlist@xxxxxxxxxx>
> To: <hvlist@xxxxxxxxxx>
> Sent: Monday, December 15, 2003 8:54 PM
> Subject: Re: cockcroft for marx charging (fwd)
>
>
> > Original poster: Steven Roys <sroys@xxxxxxxx>
> >
> >
> >
> > ---------- Forwarded message ----------
> > Date: Mon, 15 Dec 2003 14:33:55 -0600
> > From: Dr. Resonance <resonance@xxxxxxxxxx>
> > To: High Voltage list <hvlist@xxxxxxxxxx>
> > Subject: Re: cockcroft for marx charging (fwd)
> >
> >
> > Most large CW machines employ an inductance (100-200- uH) in series with
a
> > resistance.
> >
> > Dr. Resonance
> >
> > Resonance Research Corporation
> > E11870 Shadylane Rd.
> > Baraboo   WI   53913
> > >
> > >
> > >
> > > ---------- Forwarded message ----------
> > > Date: Wed, 10 Dec 2003 23:26:22 -0000
> > > From: colin.heath4 <colin.heath4@xxxxxxxxxxxx>
> > > To: High Voltage list <hvlist@xxxxxxxxxx>
> > > Subject: cockcroft for marx charging
> > >
> > > [Sorry for the delay in posting.  The list has been
SOOOOOOOOOOOOOOOOOOO
> > > dead, that I got out of the habit of checking it.  Hint hint.  SRR]
> > >
> > > hi all,
> > >         well i have a cockcroft walton ill be using to charge my marx.
> but
> > i
> > > killed alot of components on my last one due to either under rated or
> too
> > > much backfeed. how can i stop this. i had 1mohm of reistance on the
> output
> > > of cockcroft to try and stop it.
> > > cheers
> > > colin
> > >
> > >
> > >
> > >
> >
> >
> >
>
>
>