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Re: Capacitor Size

Original poster: "MIKE HARDY" <MHARDY@xxxxxxxxxx>

Thanks !  I'll try to get as close to these values, as the caps I have will
permit. For the 240 MA output, I can else go 60nF, or 80nF. Which would be
better?  The 80nF would be a safer bet for me, since I'ld be putting 2 35KV
caps in series.
----- Original Message -----
From: "Tesla list" <tesla@xxxxxxxxxx>
To: <tesla@xxxxxxxxxx>
Sent: Wednesday, October 26, 2005 11:43 PM
Subject: Re: Capacitor Size


> Original poster: "Gerry  Reynolds" <gerryreynolds@xxxxxxxxxxxxx>
>
> Hi Mike,
>
> Cres(nf) = 10^9/(2*pi*line_freq*XLtranny)
>
> XLtranny =  Vs_oc/Is_ss  = 14400/120ma = 120Kohms
>
> Cres @ 120ma = 22nf
> Cres @ 240ma = 44nf
>
> Use Cp = 1.6*Cres (LTR value for static gaps)
>        Cp = 2.8*Cres (LTR value for SRSG's)
>
> Gerry R.
>
> >Original poster: "MIKE HARDY" <MHARDY@xxxxxxxxxx>
> >I'm about to fire up my 6" coil. Initially I'm going to run it at
> >1800 watts. A 14.4 KV PT at 120 Ma out, with a 30 Nf maxwell. After
> >tweeking, I plan on running it at double this, 3600 W, ie 240 MA.
> >I'm going to run a sucker gap for now. Just how large a tank cap
> >should I run, and how is this determined? Does a LTR cap only apply
> >to NST's? Can I rely on teslamap for larger power levels?
>
>