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Re: [TCML] The Practical construction of VTTCs



Neon Tesla wrote:
 
" ...but it will help me learn the necessary techniques for
going full scale on a 12" coil that will be greatly
protected by the oil."
 
"Greatly protected" from what??
 
Quarkster


--- On Sat, 7/14/12, Neon Tesla <neontesla@xxxxxxxxx> wrote:


From: Neon Tesla <neontesla@xxxxxxxxx>
Subject: Re: [TCML] The Practical construction of VTTCs
To: "Tesla Coil Mailing List" <tesla@xxxxxxxxxx>
Date: Saturday, July 14, 2012, 6:48 PM


           I don't expect anything from the oil in the VTTC
but it will help me learn the necessary techniques for
going full scale on a 12" coil that will be greatly
protected by the oil.


On Sat, Jul 14, 2012 at 6:05 PM, Steve Ward <steve.ward@xxxxxxxxx> wrote:

> What do you expect to gain from filling your secondary with oil?
>
> Steve
>
> On Sat, Jul 14, 2012 at 5:06 PM, Neon Tesla <neontesla@xxxxxxxxx> wrote:
> >            Yes I think paralleling MOTs is best now that you
> > mention it, since I can't find hide nor hair of the shunts on
> > my MOTs. I also want to try out an oil filled secondary to
> > see how well it works before implementing it on a 12"
> > coil.
> >
> >            Thanks
> >
> > On Sat, Jul 14, 2012 at 10:16 AM, Futuret <futuret@xxxxxxx> wrote:
> >
> >> Hello Neon,
> >>
> >> VTTC's are not very critical or complex.  The schematic you
> >> referenced should work OK.  The listed values are probably
> >> sufficient for use with two MOT's.  I often use a single large
> >> MOT with level shifter (doubler) which gives 4kV output to the
> >> tubes.  However the 572B's can be unhappy with such high
> >> voltage and can be destroyed.
> >>
> >> The circuit itself will limit the current.  No need to use any
> >> ballast.  No need for an oil filled secondary unless you
> >> just want too anyway.  In fact you can obtain better results
> >> by removing the shunts from the MOT (depending on the MOT,
> >> this can be hard to do without ruining the MOT... so using
> >> two MOT's in parallel as you suggest may be the best bet).
> >>
> >>  http://futuret.110mb.com   ;(website seems to be down now).
> >>
> >> Cheers,
> >> John
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >> -----Original Message-----
> >> From: Neon Tesla <neontesla@xxxxxxxxx>
> >> To: Tesla Coil Mailing List <tesla@xxxxxxxxxx>
> >> Sent: Sat, Jul 14, 2012 1:01 pm
> >> Subject: [TCML] The Practical construction of VTTCs
> >>
> >>
> >>             I recently purchased a matched set of 572B
> >> tubes for a 3" VTTC and now I realized that there are
> >> not nearly as many pages on the practical
> >> construction of VTTCs so now i'm stuck. I was planing
> >> to use both tubes and parallel two MOTs, then use an
> >> oil filled secondary. I know the basics of a VTTC but
> >> I have many questions.
> >>
> >>             Firstly I wonder if
> >> this<
> >>
> http://www.instructables.com/files/orig/FO0/K0NC/G3TDVWJB/FO0K0NCG3TDVWJB.jpg
> >> >
> >> schematics
> >> values would
> >> need to be upped to handle two MOTs? Second I was
> >> wondering if the MOTs would need a ballast or rather
> >> the tubes would draw the required current and not
> >> pull too much current. Any help is greatly appreciated,
> >>
> >>             Thanks!
> >>
> >>
> >> --
> >> Don't lower your expectations, raise the voltage !
> >> _______________________________________________
> >> Tesla mailing list
> >> Tesla@xxxxxxxxxx
> >> http://www.pupman.com/mailman/listinfo/tesla
> >>
> >>
> >> _______________________________________________
> >> Tesla mailing list
> >> Tesla@xxxxxxxxxx
> >> http://www.pupman.com/mailman/listinfo/tesla
> >>
> >
> >
> >
> > --
> > *Don't lower your expectations, raise the voltage !*
> > _______________________________________________
> > Tesla mailing list
> > Tesla@xxxxxxxxxx
> > http://www.pupman.com/mailman/listinfo/tesla
> _______________________________________________
> Tesla mailing list
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>



-- 
*Don't lower your expectations, raise the voltage !*
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