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secondary coil wire (fwd)




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From:  Bert Pool [SMTP:bertpool-at-ticnet-dot-com]
Sent:  Sunday, February 15, 1998 4:59 AM
To:  Tesla List
Subject:  Re: secondary coil wire (fwd)


> Date: Sat, 14 Feb 1998 12:09:50 -0800
> From: Bert Hickman <bert.hickman-at-aquila-dot-com>
> To: Tesla List <tesla-at-pupman-dot-com>
> Subject: Re: secondary coil wire (fwd)
> 
> Tesla List wrote:
> > 
> > ---------- Forwarded message ----------
> > Date: Sat, 14 Feb 1998 09:11:19 -0800
> > From: Walt Kulpa <gwkulpa-at-earthlink-dot-net>
> > To: Tesla List <tesla-at-pupman-dot-com>
> > Subject: Re: secondary coil wire (fwd)
> > 
> > Tesla List wrote:
> > >
> > > ---------- Forwarded message ----------
> > > Date: Fri, 13 Feb 1998 06:40:51 -0800
> > > From: Bert Hickman <bert.hickman-at-aquila-dot-com>
> > > To: Tesla List <tesla-at-pupman-dot-com>
> > > Subject: Re: secondary coil wire (fwd)
> > >
> > > Tesla List wrote:
> > > >
> > > > ---------- Forwarded message ----------
> > > > Date: Wed, 11 Feb 1998 23:59:32 +0100
> > > > From: Ardjan Houtekamer <ardhout-at-dds.nl>
> > > > To: tesla-at-pupman-dot-com
> > > > Subject: secondary coil wire
> > > >
> > > > Hello,
> > > > I'm just going to build my first tesla coil, but I've a few questions.
> > > > The wire of the sec. coil is quite long, must it be ONE long wire or can
> > > > you just solder 2 the same shorter wires together, to get one long wire or
> > > > 3 or 4 wires?
> > > >
> > > > Ardjan
> > > >
> > > >    E-mail:    ardhout-at-dds.nl
> > > >    ICQ#:      5669608
> > > >    Tel:       06-55190980
> > >
> > > Ardjan,
> > >
> > >I have a similar question in regard to the primary. In using 1/4" copper tubing, can two or more pieces be spliced together by "swaging and
> > soldering"? I haven't been to the store yet to see if 1/4" couplings are
> > available either. I'm wondering if this type of connection poses a
> > problem as opposed to using a single continuous piece of tubing?
> > 
> > Thanks, Walt Kulpa
> 
> Walt,
> 
> When I built the primary for my coil, I used 3/8" OD refrigerator
> tubing. By sanding, and pre-fluxing a piece of 1" long 1/4" OD copper
> tubing, I was able to slide this inside the ends of the 3/8" tubing and
> carefully sweat-solder the joint. This made for a physically strong
> joint that hand the same overall OD as the 3/8" tubing - you have to
> really look hard to see the splice. The same thing should be possible
> using 1/4" tubing and a small piece of 1/8" or so copper tubing, a short
> piece of #6 or #8 AWG solid wire, or even some stranded #6 or #8 AWG
> copper wire (which will become solid once the solder solidifies). 
> 
> Hope this helps!
> 
> -- Bert --

Great Berts tend to think alike!

Bert Pool
Bert Pool
TCBFW
bertpool-at-flash-dot-net