Re: 4-MOT supply, questions for Mike S.

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

Original poster: "S & J Young by way of Terry Fritz <twftesla-at-qwest-dot-net>" <youngs-at-konnections-dot-net>


Steve,

He actually said he was using five 1uF caps - there is a space between the 5
and 1.  You can see in the photos they are normal MOTs - 1 uF each.
--Steve Young

 > 2.  Your website also says that you're using 51uF MOT caps per secondary
leg
 > for secondary side ballasting.   I'm confused about this rather large
 > capacitance because most MOT caps are approximately 1 uF with a  2000 volt
 > rating.   How many caps are you using and how are they wired together;
 > Series or Parallel within each leg?
 >
 > Sincerely,
 > Steve Lawson (Coiling in South Dakota)
 >
 >
 >
 > ----- Original Message -----
 > From: "Tesla list" <tesla-at-pupman-dot-com>
 > To: <tesla-at-pupman-dot-com>
 > Sent: Saturday, December 07, 2002 11:20 PM
 > Subject: 4-MOT supply---Oh, my, my
 >
 >
 >  > Original poster: "Michael Strube by way of Terry Fritz
 > <twftesla-at-qwest-dot-net>" <mjstrube-at-earthlink-dot-net>
 >  >
 >  > Hi Folks,
 >  >
 >  > At the end of last summer, my first light experience came to an abrupt
 >  > end with the demise of my 12/60 NST. Having heard so many endorsements
 >  > for MOT based supplies, especially their hardiness, I decided to give
 >  > that a try. I recently completed construction of a 4-MOT supply and
 >  > fired it up for the first time this week. You can plant me right on top
 >  > of that MOT bandwagon. The results (using 81.8nF MMC, 3.875 primary
 >  > turns, trigger gap, and some ballasting---see full details at
 >  > http://home.earthlink-dot-net/~mjstrube/tesla.html) were spectacular. I
 >  > routinely run this thing for 15-20 minutes continuously (wearing a mask
 >  > to hold off the ozone) with great performance throughout. I have to
keep
 >  > the input to about 90 V or so or the streamers hit the ceiling too
 >  > often. Should be fun to fire it up outside at full tilt. This thing has
 >  > far outstripped the expectations I had. My remaining NST will surely be
 >  > gathering some dust. I've taken a few pictures of the construction of
 >  > the supply as well as some pictures of the coil in action using the
 >  > supply. They appear on the website.
 >  >
 >  > Cheers,
 >  >
 >  > Mike
 >  >
 >
 >
 >