How do I work out secondary former diameter? (fwd)

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Original poster: Tesla List Moderator <mod1-at-poodle.pupman-dot-com>



---------- Forwarded message ----------
Date: Wed, 06 Dec 2000 18:58:34 +1300
From: Seth Fischer <aureo-at-xtra.co.nz>
To: Tesla List <tesla-at-pupman-dot-com>
Subject: How do I work out secondary former diameter?

Are there any rules of thumb for decicing the secondary former diameter?
What are the advantages/disadvantages?

I will be using a 15/60 NST, 1600 turn secondary, not sure what size
toriod yet.

TIA
Seth Fischer