Re: Safety FAQ-discharge classification

Tesla List wrote:
> >From wosburn-at-utk.eduFri Aug 23 22:44:35 1996
> Date: Fri, 23 Aug 1996 10:59:20 -0400
> From: "William L. Osburn" <wosburn-at-utk.edu>
> To: tesla-at-pupman-dot-com
> Subject: Re: Safety FAQ-discharge classification
> Richard,
> <SNIP>
> I have a photograph of my coil (color, 35 mm) which shows the banjo effect
> quite nicely.  In fact, there is a spiraling spark which looks like a ribbon
> of banjo sparks.  I used a time exposure and you can count the channels.  Is
> that related to the break of the gap?  Is my gap set up right?  I was using
> a hemisprical head as that is all I had.  I had a small torroid underneath
> and the hemisphere on top to increase the top capacitance.  Wish I could
> scan it in for you folks to see...
> Later,
> *** Magic Bill ***


Each banjo string is a firing of the spark gap or discharge of the tank 
cap.  Your gap is probably OK.

Richard Hull, TCBOR