Re: Geekcaps

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

Original poster: "Terry Fritz" <twftesla-at-qwest-dot-net>

Hi Ry,

You can use them for 2000 Volts each.  So a 15kV NST with a peak firing
voltage of 21kV should use 11 caps in series to get the voltage.  Poly caps
have an "AC rating" of only ~640 VAC but in Tesla coil use that can be
ignored and you can use the full DC rating (and more ;-)).

http://hot-streamer-dot-com/TeslaCoils/MMCInfo/mmcinfo.htm

Cheers,

	Terry


At 04:14 PM 1/22/2002 -0600, you wrote:
>They say 2000v -at-.15uf.
>Is that 2000v ac rating, or must they be derated?
>
>I want to run 15kv at 120-180ma.
>Already have the transformer and a homebuilt cap that is about to max out
>on plate space.  Could build new box for plate cap, but very hard to move
>around.
>
>Peace,
>Ry Blaisdell
>College Station, TX
>
>"The truth will set you free, but first it will piss you off."
>