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Re: HV at very LOW freq. Tesla Coil
From: Jim Fosse[SMTP:jim.fosse-at-bjt-dot-net]
Reply To: jim.fosse-at-bjt-dot-net
Sent: Wednesday, September 17, 1997 4:17 PM
To: Tesla List
Subject: Re: HV at very LOW freq. Tesla Coil
Jean-Marc,
check out Chip's web site for GL's monster coil. He plans to
power it with ~480,000 watts! It's resonant freq is in the high 10s of
kilohertz range. He's not even close to 10Hz yet.
jim
http://www.pupman-dot-com/current/gleyh/gl3/glmap.html
>Tesla List wrote:
>>
>> From: Jean-Marc Patten[SMTP:jp001-at-mail.orion-dot-org]
>> Sent: Tuesday, September 16, 1997 12:06 PM
>> To: Tesla List
>> Cc: 'Tesla List'
>> Subject: Re: HV at very LOW freq. Tesla Coil
>>
>> well i have about 10 oil burner xformers at 10Kv -at-10Ma but i dont think
>> they will have the juice to do the job. But to answer your question about
>> 10cps <10Hz>. I have looked all over the net for info but everyone is High
>> voltage high freq.
>> thank you for responding
>>
>> john
>>
>> On Tue, 16 Sep 1997, Tesla List wrote:
>>
[snip of berts fine analysis]
>Hmm... we still need a bigger coil and toroid. Let's double all
>dimensions, and try again, but space-wind to get the same number of
>turns:
>Toroid Size = 80 x 10 feet; Ctoroid ~ 900 pF
>Resonator size = 40 feet diameter and 600 feet high; Cself ~ 575 pF
>Resonator Inductance ~ 3.9 Henry.
>Resonant F = 2 kHz
>
>Well, as you can see, getting down to 10 Hz would be quite a challenge!
>It turns out that a resonator about 1500 feet in diameter and 2250 feet
>high topped by a toroid of about 6000 feet x 1000 feet would do it. That
>would even put Greg's new monster coil to shame! And it might take most
>of the electrical power capacity of the North American continent to fire
>it up properly...
>
>Safe coilin to you, John!
>
>-- Bert --