Re: Secondary Dilemma

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

Original poster: "Brian by way of Terry Fritz <twftesla-at-qwest-dot-net>" <ka1bbg-at-webryders-dot-net>

hi, i use 1:6 ratio on several coils with good success. i use the "John
Freau" long fine wire many turns also with much luck. cul brian f.
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Sunday, November 25, 2001 12:07 PM
Subject: Re: Secondary Dilemma


> Original poster: "Terry Fritz" <twftesla-at-qwest-dot-net>
>
> Hi CJ,
>
> My 4 inch secondary is 26 inches long.  High ratios don't hurt anything
and
> a taller coil prevents arcs to the primary.  50 inches is a little extreme
> IMHO.
>
> http://hot-streamer-dot-com/TeslaCoils/MyCoils/SmallCoil/SmallCoil.htm
>
> Cheers,
>
> Terry
>
>
> At 11:57 PM 11/24/2001 -0800, you wrote:
> >I have read that it is better to keep the ratio of width to height low,
like
> >1:2 - 1:4. I knew this when I was getting into my project but I couldn't
> >find a wider pipe so I ended up getting a 4 inch pipe. I made the primary
> >which looks really nice in my opinion  I didn't want to make a site, but
you
> >can see some of the pictures here http://members.home-dot-com/fredmoore/ (I
used
> >my new toy, a Sony DSC-F707 digital camera) to take them. Anyway, so I
have
> >a 4 inch coil but I have not finished winding it yet. Right now I am bout
16
> >inches in to it. I am winding using 22 gauge heavy insulation wire and
> >polyurethane if that makes any difference. The rest of my coil (as of
now)
> >is 2x 9kv 60ma NSTS for a total of 120 ma. I have a Maxwell pulse cap
(wish
> >I had a MMC) that's rated at 35 kv .03 uf. The primary is 3/8 copper
piping
> >with 3/8 spacing, on all lexan form :-). So my question is basically
should
> >I continue wrapping and have a ratio of 1:5 or higher (could make it as
high
> >as 50 inches) or should I stop now with the 16"?
> >
> >Thanks,
> >CJ
> >
>
>
>