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Re: Build own capacators



Original poster: "david baehr" <dfb25@xxxxxxxxxxx>


Ill be running 14400 @ 3kw...............static gap now, rotary gap soon ( I hope ) ;-)


From:  "Tesla list" <tesla@xxxxxxxxxx>
To:  tesla@xxxxxxxxxx
Subject:  Re: Build own capacators
Date:  Fri, 16 Dec 2005 07:22:57 -0700
>Original poster: Jim Lux <jimlux@xxxxxxxxxxxxx>
>
>At 05:23 AM 12/16/2005, Tesla list wrote:
>>Original poster: "david baehr" <dfb25@xxxxxxxxxxx>
>>
>>
>>for sure, as far as transporting, them big ol' oil filled caps
>>suck,......ok, I want to try an MMC. I need a value of about
>>.035mfd , how many caps do I need ???
>
>The standard MMC cap in the string is 0.15 uF, so putting 5 in
>series will get you to 0.03.  4 in series would be .0375, and
>there's the rub...  The voltage rating in either case is likely to
>be too low (10kV in the first case (for 2kV caps) and 8kV in the
>second).
>
>So... lets say you put 10 in series, so the string is 0.015, and
>then put two strings in parallel (or, alternately, make up 10
>parallel pairs, and string those).
>
>That will give you 0.03 total at 20kV rating.
>
>20 caps at $3 each is $60
>
>
>