Re: help my coil, please

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

Original poster: "Jeremy Scott by way of Terry Fritz <teslalist-at-qwest-dot-net>" <supertux1-at-yahoo-dot-com>


Did you coat the secondary windings with anything?
Also, do the secondary wires go inside the coil
form at any point?

Coupling looks good, those are the only things I can
think of.



--- Tesla list <tesla-at-pupman-dot-com> wrote:
 > Original poster: "Rodney Goolsby by way of Terry
 > Fritz <teslalist-at-qwest-dot-net>" <jeronimo-at-bright-dot-net>
 >
 >  >
 >  > Primary
 >  >  > 7.5 turns, .25 in. copper tubing, .25 in.
 > spacing, vertical.
 >  >
 >  > Height?, diameter? (I assumed 2.5", 5".)
 >      height: 5" diameter: 4"
 >
 >
 > Secondary: 3" D, 21.5" H
 >
 > primary: .25" copper tubing .25" spacing, 5" D, 8" H
 >
 > Power: 12/30 NST, .015uf 20kvdc mmc cap
 >
 > Topload: 24" by 4" taped triod
 >                      -or-
 >              19" by 3" taped triod
 >
 > Sparkgap: cheap adjustable series gap
 >
 > I tried tuning it with either topload but, still
 > dont work right, 1 foot
 > sparks max, and racing sparks up the side.  Coupling
 > set to .12, I don't
 > know what to try next.
 >
 >