Re: [TCML] Resistive Control instead of Variac?

["DC Cox" <resonance@xxxxxxxxxxxx>]

Yes, the Univ. of Wisconsin, Madison, Physics Dept used this control
technique on a non current limited PT years ago with their Tesla coil.  It
looks good but takes up a ton of room and certainly is not at all portable.

Dr. Resonance





On Mon, Jun 16, 2008 at 5:30 AM, <ConorPerry@xxxxxxxxxxx> wrote:

> Instead of using a Variac with a NST, has anyone used a large resistive
> device to control a Tesla?  I've got these very large theater lighting
> resistive packs.  They look very "evil scientist" with large control handles
> (kinda like a boat throttle.)  I've connected it to the Tesla once and it
> seemed to work fine to control the power going to the NST.  Of course these
> doesn't boost the voltage like a Variac, but I've thought that a small
> control transformer could be used to buck-boost the voltage.
>
> Any reasons why I shouldn't do this?
>
> CP8071
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