Re: Is this a good circuit for a tesla coil. Any suggestions

["acmnovak" <acmnovak-at-email.msn-dot-com> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)]

----- Original Message -----
From: Tesla list <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Wednesday, August 23, 2000 12:56 PM
Subject: Re: Is this a good circuit for a tesla coil. Any suggestions


> Original poster: "Jeremiah" <jmeizis-at-metallicafan-dot-com>
>
>
> ----------------------------------------------
> Original Message
> From: "Tesla list"<tesla-at-pupman-dot-com>
> Subject: Re: Is this a good circuit for a tesla coil.  Any suggestions
> Date: Tue, 22 Aug 2000 21:21:46 -0600
>
> >Original poster: "acmnovak" <acmnovak-at-email.msn-dot-com>
> >
> >Jeremiah-
> >It's easier, faster and cheaper to just put a dimmer and 5uF cap in
series
> >with an ignition coil, then run it off of mains. You'll get the same, if
> not
> >better, voltage with adjustable frequency/duty cycle.
> >
> >Schematic:(sort of)
> >
> >HOT ~ o---[[[/]]]---{((()))}----UUUU----o ~ NEUTRAL
> >                (dimmer)   (cap)     (ignition coil)
> >
> >The highest setting on the dimmer gives shorter arcs, but more current.
> >Lowest setting gives you looooong arcs but really low current (still
hurts
> >: ).
> >These can be used in place of an OBIT in small coils, and they'll
probably
> >last longer as the oil in the ignition coil doesn't become conductive at
> >really high frequencies like tar, and any carbon tracks will melt away if
> >you shake up the oil a little.
> >Hope that helped...
> >
> >    -Michael
> >
> >
> >
> >
> >
> >----- Original Message -----
> >From: Tesla list <tesla-at-pupman-dot-com>
> >To: <tesla-at-pupman-dot-com>
> >Sent: Tuesday, August 22, 2000 6:49 PM
> >Subject: Is this a good circuit for a tesla coil. Any suggestions
> >
> >
> >> Original poster: "Jeremiah" <jmeizis-at-metallicafan-dot-com>
> >>
> >> this is a circuit from a book called George McComb's Gadgeteer's
> Goldmine.
> >> It uses a 555 IC and ignition coil to drive a traditional tesla coil if
> >you
> >> will.  Any Improvements.  Anybody tried this circuit.  It was adapted
> from
> >> Walt Noon's 40000 volt induction coil plans.  The parts marked on the
> >> schematic and the ones on the part list are different does andbody know
> >> which ones are better.  See attachments.  Thanks.
> >> Jeremiah
> >>
> >> http://63.225.104.218/site/TCList/tesla.jpg
> >> http://63.225.104.218/site/TCList/tesla201.JPG
> >>
> >>
> >>
> >>
>
>
> about how long could you run that before it started to heat up.?
>
>
'Till the cows come home...

I've never experienced any heating whatsoever with this setup.
Note: you should modify the coil before using in a tesla coil setup... Just
remove the ground wire from it's conjunction with the primary and make sure
it finds it's way to a good ground.

Safe coilin'
-Michael



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