Re: Cable question

From: 	chuck[SMTP:cglasco-at-erols-dot-com]
Sent: 	Friday, January 02, 1998 7:42 PM
To: 	Tesla List
Subject: 	Re: Cable question

Tesla List wrote:

> From:   Adam[SMTP:absmith-at-tiac-dot-net]
> Sent:   Thursday, January 01, 1998 10:09 PM
> To:     Tesla List
> Subject:        Re: Cable question
> >Just wondering what kind of cable should I use to connect a NST to the
> >protection network, i.e. the chokes, bypass caps & SG?  I have a few metres
> >of neon cable.  I'm guessing this is quite suitable for this purpose.
> Yes, this is the ideal wire.  For those looking for HV insulated wire
> (15kV -40kV), you can:
>      1.  Order it by the foot from a surplus house
>      2.  Buy some from a neon supply shop.
>      3.  Get some from junked TV sets or a TV repair place
>      4.  Get spark plug wire, from an auto parts store.
> They'll all work fine.  The neon stuff with the black flame retardant
> jacket over the polyethylene insulation is the safest bet, buy the TV and
> spark plug rubber-insulated wire have the advantage of being more
> flexible.
> >Also what kind of cable should I use to connect the Tesla tank components.
> >I presume there's quite a large current flowing through here and neon cable
> >can't hack it.
> That's an understatement.  100's of amps and 14 gauge wire are a bad
> match indeed.  I use 1" copper strap for my tank, recommended to me by
> Gary Lau, and it is a noticable improvement over the 8 gauge Monster car
> audio cable I was using previously.  The bigger your coil, the larger the
> tank wiring needs to be.  What size are you building?
> >And finally what kind of wire should I use to wind the chokes?
> For air core chokes, HV enamel covered is best.  Double Formvar wire that
> is used for secondaries is suitable.  I don't recommend air core chokes,
> since you need to make them huge to get the right value.  Small air cores
> tend to self-resonate due to the high inter-winding capacitance.  They
> are mini-TC's in their own right.
> For ferrite and iron powder chokes, PVC jacketed hookup wire or stripped
> RG58 (50 ohm coax) are most common.  Of course you need to keep the clear
> plastic part of the RG58 :-).
> -Adam
> --------------------------------------------------------------------------
> Adam Smith
> absmith-at-tiac-dot-net
> Epoch, Inc. Digital Music Project
> www.tiac-dot-net/users/absmith/                 MP3 Demo Tracks Now Available!
> --------------------------------------------------------------------------

Should't you be using copper tubing at this point?  Wire gauge means nothing
because of the skin effect.... how about 1/4, 3/8, - 3/4" plumbing pipe?

C. Glasco