Re: max spark length ?

From: 	FutureT-at-aol-dot-com[SMTP:FutureT-at-aol-dot-com]
Sent: 	Saturday, August 09, 1997 2:11 AM
To: 	tesla-at-pupman-dot-com
Subject: 	Re: max spark length ?

In a message dated 97-08-08 13:04:39 EDT, you write:

>    I just came into ownership of a 15,000 volt 30 ma neon sign xfrmr (let
> tell ya, this thing looks cool :) Its got the big insulators sticking out
> the sides and everything) and I was wondering how good of a disruption type
> tesla coil I could build with this. I am not new to tesla coil building,
> it has been a while since I have. If I built a good coil, and it was well
> tuned, what would be the approx max spark length from a coil using this
> transformer?
> Thanks in advance,
> Brad
> brad-at-greenepa-dot-net
>  >>


A 15kV, 30ma transformer can give more than 42" of spark.  I don't know
how much more...but I get 42" from my 12kV, 30ma transformer powered
TC.  I estimate that you could get 10% more spark from the 15kV trans...
for a total spark length of about 46".  

Safe coiling to ya,

John Freau