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Re: HF sparks




From: 	richard hull[SMTP:rhull-at-richmond.infi-dot-net]
Sent: 	Saturday, August 02, 1997 6:48 PM
To: 	Tesla List
Subject: 	Re: HF sparks

At 04:07 PM 8/2/97 -0500, you wrote:
>
>From: 	Mad Coiler[SMTP:tesla_coiler-at-hotmail-dot-com]
>Sent: 	Friday, August 01, 1997 10:17 AM
>To: 	tesla-at-pupman-dot-com
>Subject: 	Re: HF sparks
>


>I am assuming you meant 'over 500 kHz' above. For a smaller coil, say 
>with a secondary coil 3.5" diam x 15" tall what would be a good 
>operating frequency? I have many different size toroids, so I could 
>probably tune it into many different freqs. The coil isn't working right 
>know (don't know what happened to it) so I am going to try to start 
>redesigning it better. I would like to know more about the effect of 
>different freqs and if it changes between small and large coils.
>
>Could anyone help me out?
>
>TES
>
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>Get Your Private, Free Email at http://www.hotmail-dot-com
>
>You are correct.  I meant over 500KHZ (>500Khz).  Thanks for point our the
error.

The size coil you wish to rebuild would need to resonant around 400-500khz
and that means pretty fine magnet wire like #28or#30.  The toroids will help
push this a bit lower and improve your results.  Such a coil might work best
near 1KW.


Richard Hull,TCBOR

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