RE: quick n simple questions

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: G Hunter <dogbrain_39560@xxxxxxxxx>

I agree.  MOT shunts are pretty ineffective, so
removing them will gain you little or nothing.  Ovens
are rated for cooking power, not wallplug power, so
your MOT will probably put out 800W or thereabouts.
If your goal is to drive a Tesla coil with it, I
suggest a voltage multiplier of some sort.

Greg

--- Tesla list <tesla@xxxxxxxxxx> wrote:

> Original poster: "S&JY" <youngs@xxxxxxxxx>
>
> Mike,
>
> Yes, MOTs usually have magnetic shunts in them.  But
> the current limiting
> they provide is far less than for shunted NSTs.
> NSTs can run with the
> secondary shorted all day without overheating.  But
> MOTs will overheat if
> you try running them with a shorted secondary, or
> even with more load than
> they are rated for.
>
> I suspect (others can correct me) the MOT shunts are
> more for adding a bit
> of current regulation to the Magnetron, and probably
> to limit the initial
> current surge of charging the level-shifter cap when
> power is applied, and
> are not there to keep the output current within save
> limits the way a NST
> does.
>
> So, in my opinion, you are not going to gain much
> for the effort of knocking
> out MOT shunts.  If you need more power, then adding
> a second MOT is usually
> a better way to do it.
> --Steve Y.
>
> -----Original Message-----
> From: Tesla list [mailto:tesla@xxxxxxxxxx]
> Sent: Friday, March 23, 2007 9:12 PM
> To: tesla@xxxxxxxxxx
> Subject: quick n simple questions
>
> Original poster: Mike <megavolts61@xxxxxxxxx>
>
> Hi all,
>     I recently dissected a small microwave oven
> (500W).  This lil MOT
> might come in handy, but it's definitely current
> limited by
> shunts.  There appears to be 8 on each side of the
> core.  The
> question is...if I want to beef this lil critter up
> a bit,  how many
> would you suggest I remove?  One other question
> is...do I keep the
> remaining ones together or spaced and if together,
> do I wedge them
> up to the primary coil or keep them centered between
> the coils?
> Mike
>
>
>




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