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Re: Over-coupled or under-insulated?

To: tesla-at-pupman-dot-com
Subject: Re: Over-coupled or under-insulated?
From: "Tesla list" <tesla-at-pupman-dot-com>
Date: Wed, 19 Mar 2003 06:37:16 -0700
Resent-Date: Wed, 19 Mar 2003 08:20:24 -0700
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Original poster: "Dr. Resonance by way of Terry Fritz <teslalist-at-qwest-dot-net>" <resonance-at-jvlnet-dot-com>


4.5 to 1 is an optimum ratio for most coil designs.

Dr. Resonance

Resonance Research Corporation
E11870 Shadylane Rd.
Baraboo   WI   53913
 >

 >My secondary is quite short ( 6 inch diameter, 24
 > inches tall, 3.84 H/D aspect with 22 gauge wire) so I suspect this might
be
 > the culprit. Am I correct on this? If so, the only real options would be
to
 > keep the coil undercoupled (which would mean a wimpy coil =/ ) or wind a
 > much taller secondary (I'm thinking something like 31.25 inches tall, for
a
 > H/D aspect of 5?) Any ideas on this? I want to make sure I have the right
 > clue about this before I start trying things =D

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