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Re: Large Transformer Question (fwd)





---------- Forwarded message ----------
Date: Fri, 13 Feb 1998 10:58:34 -0700
From: "D.C. Cox" <DR.RESONANCE-at-next-wave-dot-net>
To: Tesla List <tesla-at-pupman-dot-com>
Subject: Re: Large Transformer Question (fwd)

to: Jeff

The reactance does depend on the operating potential as well as the current
for the correct match.  A value of .005 MFD is required for every 30 ma of
drive current available at 10-12 kV.  The .01 MFD value would be too high
for 30 ma drive with most NST's.

DR.RESONANCE-at-next-wave-dot-net


----------
> From: Tesla List <tesla-at-pupman-dot-com>
> To: tesla-at-pupman-dot-com
> Subject: Re: Large Transformer Question (fwd)
> Date: Thursday, February 12, 1998 10:21 PM
> 
> 
> 
> ---------- Forwarded message ----------
> Date: Wed, 11 Feb 1998 21:46:34 -0600
> From: Jeff Corr <corr-at-enid-dot-com>
> To: Tesla List <tesla-at-pupman-dot-com>
> Subject: Re: Large Transformer Question
> 
> >Last question - I cut some microwave xfrms apart in a band saw and
> >removed the secondaries. I measured them out around 350 mH, an
> >acceptable Tesla-Coil choke.  Have people used them before? What current
> >/ voltage limitations do they have?
> 
> I don't know about the other stuff, but the secondaries are rated at half
> an amp, which is more than you will ever need for a choke.  It should
> work great.  
> 
> I think your cap value of .01uf is too high...  What is the current
output
> of your transformers?  The typical range of cap value should be .01uf
> for every 30ma of current.
> 
> Jeff Corr   |   corr-at-mail.enid-dot-com   |   580-234-6749
> http://www.harvestcomm-dot-net/personal/corr/index.htm
> ICQ UIN # 1303360 | Nick TacoBell