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Re: dual mot tc (fwd)

To: tesla@xxxxxxxxxx
Subject: Re: dual mot tc (fwd)
From: "Tesla list" <tesla@xxxxxxxxxx>
Date: Mon, 8 Oct 2007 07:51:03 -0600 (MDT)
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Resent-date: Mon, 8 Oct 2007 07:51:03 -0600 (MDT)
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---------- Forwarded message ----------
Date: Sun, 7 Oct 2007 13:40:06 -0700
From: Clive Hansen <mrclivehansen@xxxxxxxxx>
To: Tesla list <tesla@xxxxxxxxxx>
Subject: Re: dual mot tc (fwd)

I think I have decided to possibly steer away from the mots and instead use
an nst because of the lower output current for safety. Does anyone see this
causing problems with the previously mentioned capacitor setup?

On 10/7/07, Clive Hansen <mrclivehansen@xxxxxxxxx> wrote:
>
> Okay, from what I can gather several glass bottles filled with brine with
> copper tubes inside them sitting a container filled with brine would
> probably work the best for what I have access to. That is probably what I
> will go with then.
>
> On 10/6/07, Tesla list <tesla@xxxxxxxxxx> wrote:
> >
> >
> > ---------- Forwarded message ----------
> > Date: Sat, 6 Oct 2007 16:49:04 +1000
> > From: A. Wang 2007 T476202 <tangara_02@xxxxxxxxxxx>
> > To: Tesla list < tesla@xxxxxxxxxx>
> > Subject: RE: dual mot tc (fwd)
> >
> >
> > Sounds fine to me, though you might need a few for a decent tank
> > capacitance value. That's something I need to try making meself. If you
> > can, it is slightly more preferable to try to get a commercial pulse
> > capacitor, MMC, or doorknobs. But otherwise bottle capacitors work
> > better
> > than some other commercial capacitors.
> >
> > Good luck with your coil,
> >
> > A.Wang 2007
> > _____________________________________________________________
> >
> > "If you do nothing, nothing will go wrong"
> >
> > Bean- The Ultimate Disaster Movie
> >
> > > Date: Fri, 5 Oct 2007 11:17:38 -0600
> > > From: tesla@xxxxxxxxxx
> > > To: tesla@xxxxxxxxxx
> > > Subject: Re: dual mot tc (fwd)
> > >
> > >
> > > ---------- Forwarded message ----------
> > > Date: Fri, 5 Oct 2007 07:37:05 -0700
> > > From: Clive Hansen < mrclivehansen@xxxxxxxxx>
> > > To: Tesla list <tesla@xxxxxxxxxx>
> > > Subject: Re: dual mot tc (fwd)
> > >
> > > I think I will be using caps made from a 2 liter plastic bottle filled
> > with
> > > salt water with a copper pipe suspended in it and tin foil covering
> > the
> > > outside of the bottle. Does anyone think that this would work
> > acceptably?
> > >
> > > On 10/4/07, Tesla list < tesla@xxxxxxxxxx> wrote:
> > > >
> > > >
> > > > ---------- Forwarded message ----------
> > > > Date: Fri, 5 Oct 2007 15:12:30 +1000
> > > > From: A. Wang 2007 T476202 < tangara_02@xxxxxxxxxxx>
> > > > To: Tesla list <tesla@xxxxxxxxxx>
> > > > Subject: RE: dual mot tc (fwd)
> > > >
> > > >
> > > > Don't even bother thinking about the MO caps. They have high losses
> > at
> > > > 500Hz-ish, let alone RF. If you can, get some tinfoil and projector
> > > > slides, and you can build a plate capacitor. Otherwise, your plan is
> > > > pretty much fine as i see it. I went with a MOT coil myself.
> > > >
> > > > A.Wang 2007
> > > > _____________________________________________________________
> > > >
> > > > "If you do nothing, nothing will go wrong"
> > > >
> > > > Bean- The Ultimate Disaster Movie
> > > >
> > > > > Date: Thu, 4 Oct 2007 22:43:27 -0600
> > > > > From: tesla@xxxxxxxxxx
> > > > > To: tesla@xxxxxxxxxx
> > > > > Subject: RE: dual mot tc (fwd)
> > > > >
> > > > >
> > > > > ---------- Forwarded message ----------
> > > > > Date: Fri, 5 Oct 2007 00:32:40 -0400
> > > > > From: Scott Bogard < teslas-intern@xxxxxxxxxxx>
> > > > > To: Tesla list <tesla@xxxxxxxxxx>
> > > > > Subject: RE: dual mot tc (fwd)
> > > > >
> > > > >
> > > > > Clive,
> > > > >      A few suggestions, wire your MOTs in series/anti-parallel
> > > > > configuration, this means have the two MOT cores wired together
> > with a
> > > > > ground (like a center tap grounded NST) and wire the primaries in
> > > > > parallel.  If you cannot draw any arcs between the two HV outs,
> > then
> > > > > reverse polarity of only one of MOT primaries.  1/4 cu tubing is
> > fine.
> > > > > The advantage of this is that the MOTs are working at their
> > ordinary
> > > > > voltage ratings, and oil is not necessary (they also run quieter
> > this
> > > > way,
> > > > > as their noise cancels each other out, kind of cool).  18AWG wire
> > is
> > > > kind
> > > > > of big, unless you plan on building a big secondary, like 12-in
> > > > diameter,
> > > > > (I assume you plan on using 18 AWG "magnet wire" correct?).  Three
> > > > segment
> > > > > spark gap should be fine if designed properly, I cannot help you
> > there,
> > > > > never had good luck with multi-segment gaps, I went strait to a
> > rotary
> > > > > gap.  You cannot use MO caps for a tank cap, they will be terribly
> >
> > > > > inefficient, and I've read about them blowing up in TC use (you
> > cannot
> > > > > believe everything you read however, perhaps someone on the list
> > can
> > > > > verify or discredit this).  Your best bet would be a proper MMC
> > with CD
> > > > > caps, or if you are really strapped for funds (like me), you could
> > build
> > > > a
> > > > > cap the old fashioned way, check the archives if you are
> > interested.  I
> > > > > hope this helps, good luck. Scott Bogard.
> > > > >
> > > > > > Date: Thu, 4 Oct 2007 20:39:01 -0600
> > > > > > From: tesla@xxxxxxxxxx
> > > > > > To: tesla@xxxxxxxxxx
> > > > > > Subject: dual mot tc (fwd)
> > > > > >
> > > > > >
> > > > > > ---------- Forwarded message ----------
> > > > > > Date: Thu, 4 Oct 2007 17:13:47 -0700
> > > > > > From: Clive Hansen <mrclivehansen@xxxxxxxxx>
> > > > > > To: Tesla list <tesla@xxxxxxxxxx>
> > > > > > Subject: dual mot tc
> > > > > >
> > > > > > Hello,
> > > > > >      I am thinking of building a coil using two mots in series
> > under
> > > > oil
> > > > > > with an inductive ballast to limit current. For a tank cap, I
> > want to
> > > > use
> > > > > > two or three microwave oven caps in series. My spark gap will be
> > a
> > > > three
> > > > > > segment gap quenched by a leaf blower. I want to use 1/4in
> > copper
> > > > piping for
> > > > > > the primary and 18 gauge wire for the secondary. I must use
> > microwave
> > > > oven
> > > > > > parts because they are very cheap. If anyone sees any problems
> > with
> > > > this
> > > > > > setup please let me know.
> > > > > >
> > > > > > Thanks,
> > > > > > Clive
> > > > > >
> > > > > >
> > > > >
> > > > > _________________________________________________________________
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> > > >
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> > > > >
> > > > >
> > > >
> > > > _________________________________________________________________
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> > > >
> > > >
> > >
> > >
> >
> > _________________________________________________________________
> > Live Earth '07 updates, artist info & concert streams!
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