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Re: Solid-state TC - transformer design



Tesla List wrote:
> 
> >From chip-at-poodle.pupman-dot-comTue Oct 22 21:57:31 1996
> Date: Tue, 22 Oct 1996 21:42:00 -0600 (MDT)
> From: Chip Atkinson <chip-at-poodle.pupman-dot-com>
> To: Tesla List <tesla-at-poodle.pupman-dot-com>
> Subject: Re: Solid-state TC - transformer design
> 
> >>>>
> On the other hand, if you wind 1st layer from left to right, then bring
> the wire back to the left side somehow, then wind the second layer again
> from left to right there will be voltage difference equal to the
> voltage induced in one layer. A great advantage! If you calculate
> the interlayer capasitance (through energy balance) you will find
> you the interlayer capasitance is 1/4 of the capasitance you did get
> with the fist method!
> <<<<
> 
> Just to reply from experience-- Before I knew that neon transformers were
> available cheap, I rewound half of one that was blown.  I originally
> tried the technique mentioned above.  I did it so that the voltage
> between layers was even rather than increasing in one direction (right or
> left).  I used mylar between the windings for extra insulation.  The
> problem with trying to snake the wire back to one side was that it left
> me with a very lopsided coil.  The next time I wound one, I just went
> back and forth.  The results were much better.  Granted this was the
> first and second (and only two) times I did it, but if you are
> considering rewinding a transformer, it's much easier to go back and forth.
> (Discounting any electrical advantages).
> 
> Chip
> 
> =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
>  Chip Atkinson
>  http://bhs.broo.k12.wv.us/homepage/chip/info.htm
>  --- Everyone is someone else's weirdo. ---
> =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-


  No I'm just going to wind the coil back and forth.
This is a ferrite core high freq. push pull transformer