Re: MOT Powered Coil

["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>

Mark,
Different voltages are OK.  Best to have the lowest voltage ones supply
their HV to the other ones, to minimize voltage stress on the insulation.
If MOT A is lower voltage than MOT B, then hook the outside winding of A to
the inside winding of B.
--Steve
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Sunday, January 13, 2002 11:36 AM
Subject: Re: MOT Powered Coil


> Original poster: "by way of Terry Fritz <twftesla-at-qwest-dot-net>"
<A123X-at-aol-dot-com>
>
> Thanks Finn,
>
> If I decide to get my 8Kv by connecting 4 MOT's in series will I run into
any
> problems if they're different voltages like 1800v and 2100v or will this
not
> matter in the end?
>
> Mark
>
> In a message dated 1/13/02 9:50:03 AM Eastern Standard Time,
tesla-at-pupman-dot-com
> writes:
>
>
> >
> > Mark!
> >
> > This depends how you arrive at your 12kV rating.....
> >
> > I have done destructive tests with 2 MOT`s in series, so for a rough
> > estimate, double the values.
> > The coil was a small lashup, running at 350kHz.
> > The first capacitor consisted of only 2 parallel Phillips mmkp 376 1600
> > VDC pulsecaps in parallel.
> > They lasted around 1/2 minute.
> > Next cap was 8 caps, 4 strings with 2 in series. This cap lasted for
> > about 15 minutes. I burned up 2 sets of these.
> > I now run the coil with 3 caps in series, 9 strings and they still work
> > fine.
> > For a similar coil that delivers a short connecting arc in the local
> > electricity museums Frankenstein exibition, 4 caps in series and 16
> > strings has endured 2 years of service.
> >
> > My present darling, the Ambassador coil uses 10 caps in series, and 20
> > strings. With 4 mot`s in series I estimate it will outlast myself.
> >
> > In my opinion, it is a good thing to burn up some stuff, it gives a very
> > satisfying feeling of _knowing_ something.
> >
> > Cheers, Finn Hammer
>
>
>
>
>
>