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Re: Pri/Sec coiling



At 06:25 PM 2/2/97 -0700, you wrote:
>Subscriber: Rodney.Davies-at-anu.edu.au Sun Feb  2 17:39:43 1997
>Date: Sun, 2 Feb 1997 22:16:55 +1100 (EST)
>From: Rodney Graham Davies <Rodney.Davies-at-anu.edu.au>
>To: tesla-at-pupman-dot-com
>Subject: Pri/Sec coiling
>
>Hi All,
>
>I'm going to ask perhaps a silly and obvious answered question, but when 
>winding your primary and secondary, are the windings in the same direction?
>
>ie, wind both sec and pri in a clock-wise direction?
>
>I should be able to derive this from 1st principles of electromagnetic 
>induction, but can't seem to picture it too well.
>
>The reason why I ask this is that in TC circuit diagrams, the coils (if I 
>am correct) are back-to-back w.r.t the primary and secondary coils. I 
>interperate this as being that the coils are wound in opposite directions 
>to each other.???
>
>Then again, this whole idea mightn't really matter...
>Anyway, my puzzling thought for the day...
>
>Ideas, flames, corrections welcome...
>
>Thanks guys!
>Catchya later!
>
>Rod
>
>Rod,

It is totally irrelevant which direct you wind in, on any coil.  They need
not match up.

Richard Hull, TCBOR