RE: Capacitor help

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: Thomas <tom-at-pwrcom-dot-com.au> 

 > Original poster: Bob81818-at-aol-dot-com
 >
 > Hello, I'm part of the way done with building my first coil.
 > I've sat here
 > in front of the computer for hours trying to make sure of all
 > the right
 > numbers and measurements and such. I was just wondering if
 > someone could
 > tell me if a .009uf 13,000v capacitor will be enough for a
 > 9kV 30mA NST. Or
 > does that sound like someone who stayed up too late working
 > on this thing?
 > Thanks everyone.
 >         Dan
 >
 > Oh and if that does sound about right, would anyone be so
 > kind as to help
 > me out with what kinda caps I should use? I wanna be
 > difficult and build a
 > MMC, I think they look cool and they seem more accurate.
 > Thanks again.
 >

0.009uf is the resonant value for your NST (assuming 60Hz supply), the
voltage rating is probably a bit low.

If you want to make an MMC, download the MMC Excel spreadsheet calculator:

http://home.datacomm.ch/k.schraner/MMCcalc2xls.zip

There is advice on caps to use in the spreadsheet.

Another excellent design tool is here:

http://www.classictesla-dot-com/java/javatc.html