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Tom Donaly wrote:
Cecil's using the old "You cain't prove it ain't" argument. I have presented my arguments. Nobody has refuted them technically. All the objections have been ad hominem or based on false premises. A 75m Texas Bugcatcher coil meets the Corum test for a helical sheath. That test is on page 4 of: http://www.ttr.com/TELSIKS2001-MASTER-1.pdf "... is valid for helices with 5ND^2/WLo 1 where N is the TPI and D is the diameter." That figure is 0.244 1 for the 75m Texas Bug Catcher used on 4 MHz. 5*4*6^2/2952 = 0.244 So all you guys have to do to shoot down my analysis is to prove that 0.244 is not less than one. -- 73, Cecil, IEEE, OOTC, http://www.w5dxp.com |
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