Re: Static Gap Spacing

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Erik Kettenburg by way of Terry Fritz <twftesla-at-qwest-dot-net>" <missyrat-at-pacbell-dot-net>

So would the RF ground be the same ground you have the secondary grounded
to?
Also someone said that the lucite/lexon would melt, is this true even if I
use 12 3" peices of pipe or will they stay cool enough
Thanx
-Erik
----- Original Message -----
From: Tesla list <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Monday, December 03, 2001 5:53 PM
Subject: Re: Static Gap Spacing


> Original poster: "Terry Fritz" <twftesla-at-qwest-dot-net>
>
> Hi Eric,
>
> At 05:11 PM 12/3/2001 -0800, you wrote:
> >Terry,
> >I was wondering how do I know where to put the long pipe to start? I mean
> >with a 15kv/30ma how do I know what is too much voltage and what happens
if
> >I put the long pipe to far back? Also I'm wondering what type of
transformer
> >you're using with this gap, will I need 60 sections for running it with
my
> >transformer(15/30)?
>
> I used it mostly with my 15/60 NST.  I only had 0.004 inch gaps which is
> too small.
>
> Just run the gap with the bare NST.  Without any caps or anything
connected
> to the NST, it will output 15kV exactly.  Find the furthest point that
will
> still allow the gap to fire and you know that is at the max firing voltage
> for your NST.
>
>
> >Also I'm curious as to how you grounded the long safety pipe, is it
gorunded
> >to the same grounding rod as the primary or to a seperate one or what?
> >Thanx
>
> I ground it to the case of the NST.  I also ground the case of the NST to
> the RF ground.
>
> Cheers,
>
> Terry
>
>
> >-Erik
> >----- Original Message -----
> >From: Tesla list <tesla-at-pupman-dot-com>
> >To: <tesla-at-pupman-dot-com>
> >Sent: Monday, December 03, 2001 4:08 PM
> >Subject: Re: Static Gap Spacing
> >
> >
> >> Original poster: "Terry Fritz" <twftesla-at-qwest-dot-net>
> >>
> >> Hi Erik,
> >>
> >> You may want to check out the following for ideas:
> >>
> >> http://hot-streamer-dot-com/TeslaCoils/Misc/terrygap.jpg
> >>
> >> Glueing the pipe sections down with fast drying epoxy and spacing them
> >with
> >> some consistant spacer may be far easier that screws.  Be such it will
> >stick to
> >> your plastic base first.
> >>
> >> I will leave gap width sugestions to others that do not live at high
> >> altitude...  But "I" would space each with playing cards that add to
about
> >the
> >> thickness of a dime.  But trust others on this more than me...
> >>
> >> Cheers,
> >>
> >>         Terry
> >>
> >>
> >> At 04:01 PM 12/3/2001 -0800, you wrote:
> >> >
> >> > Hi,
> >> > I'm making a static gap out of 12 3" peices of 1" copper pipe all
screwd
> >into
> >> > lexon/lucite in a row and I'm wondering if there is a way to know how
> >big to
> >> > make the total gap width (i'm using a 15kv/30ma transformer) also how
do
> >I
> >> > know how big to set my safety gap? This is my first coil so a good
> >> > explanaition or reference to one would be a great help
> >> > Thank You
> >> > Erik Kettenburg
> >>
> >>
> >>
> >>
> >
>
>