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Re: Primary Diameter
Tesla List wrote:
>
> >From DELCOKEVIN-at-aol-dot-comThu Sep 5 22:05:15 1996
> Date: Thu, 5 Sep 1996 11:44:43 -0400
> From: DELCOKEVIN-at-aol-dot-com
> To: tesla-at-pupman-dot-com
> Subject: Primary Diameter
>
> In a message dated 96-09-04 01:19:20 EDT, Richard Hull wrote:
>
> << Freq unloaded 98.4KHZ
> Freq loaded 56khz all static measured values
> Toroid ~ 60"X13" aluminum
> primary: 110 feet of 5/8" copper water pipe. 4 feet in diameter
> twelve turns in inverted very shallow archemedian spiral.
> tapped at 11th turn. (101 uh)
> Tank capacitor: .085ufd pulse type >>
>
> Dear Richard,
> The coil I am working on now sounds close to your nemisis.
> 16"dia sec, 80khz unloaded, 50khz loaded, 15kw 19.9kv pig,
> primary current calculated (.1uf 109uh 11 turns) 858amps peak
> (zsurge=33).
>
> I was originally planning on using 3/4" CU for the PRI.
> Then I thought about using 1". Now I see your nemisis specs
> using 5/8".
>
> Question #1).
> Is 3/4" fine for my application, or is going to 1" going to give
> me better results? (and how much better)
> my price for 100' 1"=$140, 100' 3/4"=$75
Go for the 3/4" you'll never see the difference! R. Hull
>
> Question #2).
> I am just plain curious, for your capacitance stated on the nemisis (.085uf)
> was this a total for a balanced config or standard single cap config.
Standard single cpacitor config. R. Hull
>
> Kevin M. Conkey