RE: Stuborn Little Coil!

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: "Lau, Gary" <Gary.Lau@xxxxxx>

As you have said, your gap may indeed be part of the problem, but you've
given us no clues as to exactly how your gap is built.  Electrode
material?  Spacing?  Airflow?  Photo?  Description?

Gary Lau
MA, USA


>
> Original poster: tesla popp <teslas_lab@xxxxxxxxx>
>
> I just so happen to be building a little coil with a
> 9/60 NST.  The problem is spark length vs power...
>
> I scrapped the crap-worth helical primary coil I made,
> and swapped it with a pancake at 15 degrees.  Im
> tapped at 10 turns with 3 to spare.  I am using a
> static gap for now "this is PART of the problem".  My
> secondary is 3.5" x 13" wound with 1300 turns.
> Coupeling is tight.
>
> Im only getting maby 10" of spark from this coil, and
> the spark ain't impressive either.  I am at a loss as
> to why this little beast SUCKS so badly.
>
> BTW: this is the same coil I had racing sparks with,
> cardboard tube primary was the cause.
>
> Throw some ideas @ me.  Thanks for any thing you've
> got.
>
> Coiler Forever: Jeremiah Popp