Re: Tesla Coil Firehazards (Exploding paint cans) (fwd)

["Tesla list" <tesla@xxxxxxxxxx>]

---------- Forwarded message ----------
Date: Mon, 13 Aug 2007 16:47:23 -0700
From: Nathan Stokely <50kva.54uf.750a@xxxxxxxxx>
To: Tesla list <tesla@xxxxxxxxxx>
Subject: Re: Tesla Coil Firehazards (Exploding paint cans) (fwd)

my power supply is the minimax3 nst from information unlimited with a 5
stage multiplier.

On 8/13/07, Tesla list <tesla@xxxxxxxxxx> wrote:
>
>
> ---------- Forwarded message ----------
> Date: Mon, 13 Aug 2007 08:45:43 -0700
> From: huil888 <huil888@xxxxxxxxxxxx>
> To: Tesla list <tesla@xxxxxxxxxx>
> Subject: Re: Tesla Coil Firehazards (Exploding paint cans) (fwd)
>
>
> ----- Original Message -----
> From: "Tesla list" <tesla@xxxxxxxxxx>
> To: <tesla@xxxxxxxxxx>
> Sent: Monday, August 13, 2007 6:46 AM
> Subject: Re: Tesla Coil Firehazards (Exploding paint cans) (fwd)
>
> Nathan -
>
> A number of list members are trying to get a better understanding of your
> claims as to the accidents you and your friend have experienced with your
> Tesla coils. Well documented "accident reports" always provide useful
> information for helping other experimenters avoid injury or property
> damage.
> .
> When someone asked for photos of you coil, you stated that you "no longer
> have it" (Aug 11). In your most recent post (Aug 12) you imply that you
> are
> still running "experiments" with it. Please clarify, do you actually have
> a
> Tesla coil, and if so could you provide some photos of  the overall coil
> and
> the major parts so we could better understand how your coil is built, and
> what components you have used? If you don't have access to a digital
> camera,
> I can send you a disposable film camera and you can mail it back to me
> after
> you've taken the photos (I'll cover return postage costs and film
> development costs).
>
> You stated that your 125VA power supply is a 15KV, 5ma (???) unit from
> Information Unlimited (Aug 11). Is this a misprint? Information Unlimited
> does not offer a power supply with these ratings. Was this a conventional
> ferromagnetic transformer (NST, etc), a commercial electronic gaseous tube
> power supply (high frequency AC), a flyback-transformer based supply, or
> ??
> Please supply specific details.
>
> Also, you state that your coil, when operating, is "exceedingly loud", so
> loud as to cause a disruption in your neighborhood if run outdoors.
> Something does not add up because a 125VA coil would be absolutely
> miniscule
> as far as Tesla coil power levels go, a tiny desktop unit. What was the
> source of the noise?
>
> So, to help us better understand the phenomena your coil produces, can you
> provide a detailed, concise description of your coil's construction and
> component specifications? Primary and secondary dimensions, wire gage
> used,
> turns count, and primary tap point would be helpful. Also, the dielectric
> type and capacitance value of your tank capacitor, the dimensions and
> physical shape of your topload, and the type of spark gap (including total
> gap width) would be very useful in evaluating your coil's operating
> characteristics. The resonant frequency of the system would also be of
> interest.
>
> You have stated that the primary, secondary, and topload are located
> "several feet" from the rest of the coil components (can you specify
> exactly
> how far this was?). This means that the tank capacitor and spark gap were
> located remotely from the primary. How did you deal with the inductance of
> this interconnecting wiring, which must have been as large as or greater
> than the inductance of the primary coil itself?
>
> Finally, we're still confused by the input power level (125AV) vs the
> claimed output performance (26 inch arcs). Is there a typographic error
> with
> either of these values?  Did your coil incorporate any special design
> features that allowed it to obtain such spectacular performance from such
> a
> tiny input power?
>
> Regards,
> Scott Hanson
>
>
>
>
>
>
>
> > ---------- Forwarded message ----------
> > Date: Sun, 12 Aug 2007 22:04:28 -0700
> > From: Nathan Stokely <50kva.54uf.750a@xxxxxxxxx>
> > To: Tesla list <tesla@xxxxxxxxxx>
> > Subject: Re: Tesla Coil Firehazards (Exploding paint cans) (fwd)
> >
> > To answer your question, I run my coil for long periods of time in the
> > garage to test the effects of the various fields it generates on
> > electronic
> > devices (cell phones, palm pilots) I cannot operate it outside because
> it
> > is
> > exceedingly loud and my neighbourhood has a policy against very loud
> > noises.
> >
> (snip)
>
>
>
>