Re: Primary Coil wire type

• To: tesla-at-pupman-dot-com
• Subject: Re: Primary Coil wire type
• From: FutureT-at-aol-dot-com (by way of Terry Fritz <twf-at-verinet-dot-com>)
• Date: Sun, 11 Apr 1999 15:02:50 -0600
• Approved: twf-at-verinet-dot-com

In a message dated 99-04-11 01:15:36 EDT, you write:

<< 
> Greetings,
>    Have heard lots of folks using 1/4 in. ref. tubing for the primary
> winding. I have a roll, 60#, of 1/4 in. solid copper wire. Is this
> satisfactory to use??
>    Also, using the Wintesla program, I find that my secondary has a resonant
> freq. of almost 400 khz. with a toroid. { 2 1/2 in. dia.  x  24 in. coil
> length. } This sounds a little high to me. What do ya think?
>    I can already feel the hair standing up on the back of my neck.
 
>Thanx
> George
  >>

George,

1/4" wire is fine for a primary.  The frequency will depend on the 
number of turns for a given form size.  In other words, it will depend
on the wire gauge.

John Freau

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