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Re: ~Coil Size
From: Stan Harle[SMTP:lazer-at-earth.wazoo-dot-com]
Reply To: Stan Harle
Sent: Thursday, September 04, 1997 4:53 AM
To: Tesla List
Subject: Re: ~Coil Size
John,
What type of primary is this that you are using? This is very
similar to my system, yet I have been repeatedly thwarted in my attempts
to achieve any results comparable to yours.
Stan Harle
On Fri, 22 Aug 1997, Tesla
List wrote:
> A properly designed system using a 15kV, 30ma neon sign
> transformer can easily give over 42" sparks. I just tossed a
> 15kV, 30ma trannie onto my coil today and the sparks repeatedly
> struck ground at 42" with strong arcs that were capable of going
> farther. This coil's secondary is 6 1/2" by 24" long, wound with
> # 28 magnet wire, primary is tapped at 34 turns and uses # 12
> pvc ins. wire. Spark gap is sync-rotary, but static gap can come
> close in performance. Toroid is 5" by 20" aluminum dryer duct.
>
> Neon trannies can be run in parallel, but not in series if they're
> the mid-point grounded type.
>
> John Freau
>
>
>