Re: construction of a transformer core?

To: tesla-at-PUPMAN-dot-com
Subject: Re: construction of a transformer core?
From: Ed Phillips <evp-at-pacbell-dot-net> (by way of Terry Fritz <twf-at-verinet-dot-com>)
Date: Fri, 30 Apr 1999 20:38:16 -0600
Approved: twf-at-verinet-dot-com

Tesla List wrote:
> 
> Original Poster: Hollmike-at-aol-dot-com
> 
> In a message dated 4/27/99 3:37:21 AM Mountain Daylight Time,
> tesla-at-pupman-dot-com writes:
> 
> >
> >  I would like to build my own transformer, but since I
> >  don't have any used cores to wind it on, I was wondering
> >  if there is any material that would be useful in the actual
> >  construction of a transformer core...
> >
> Jeff,
>    There are many companies that sell transformer cores over the net.  You
> can get laminates or ferrite material(although I haven't seen ferrites large
> enough to make a good HV transformer).   Just search for transformer cores
> and you should see plenty to choose from.

	Before starting you'd better do your homework on such items as maximum
flux density vs core area and turns/volt.  You probably need a much
larger core and lots more turns than you have planned.

Ed