Re: Variable Coil Tuning

• To: tesla-at-pupman-dot-com
• Subject: Re: Variable Coil Tuning
• From: "Jeff W. Parisse" <jparisse-at-teslacoil-dot-com> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)
• Date: Fri, 29 Oct 1999 11:43:04 -0600
• Approved: twftesla-at-uswest-dot-net
• Delivered-To: fixup-tesla-at-pupman-dot-com-at-fixme

All,

Does the bottom terminal have to be a toroid? What about
a metal plate that extends a couple of inches past the
edge of the secondary?...

Jeff

> I ran some numbers today on how varying the distance between two top
> terminals would affect secondary tuning.  By varying the distance 12
inches
> I got a frequency tuning range of 11.5% !!  I am now thinking that having
> dual terminals and having some motor deal that will vary the distance
> remotely is a very good way to accomplish the remote tuning function

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