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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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>
>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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