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On May 3, 9:41*am, Cecil Moore wrote:
Art Unwin wrote: Lumped loads are not included in the laws of Maxwell only distributed loads A 75m Texas Bugcatcher loading coil certainly qualifies as a distributed load being about 1/8WL long. -- 73, Cecil, IEEE, OOTC, *http://www.w5dxp.com Aw come on Cecil It is a lumped load which is unbalanced and Maxwell demands equilibrium ie balanced. Yes, it has distributed loading but formed into a helix antenna such that it includes lumped loading. Maxwell in his search for maximum efficiency he would have added a symbol to his equations for lumped loads . He then would have to include pitch and the like but he just did not consider it as a consideration. This is clearly shown with a WL verticle when for maximum effeiciency it is tipped from right angles to the Earth ala the Corriolis effect with which you are tampering with when current rotates, and its introduction of a slow wave and a different velocity factor This is why you cannot equate lumped loads with antenna degrees, only approximate I have no which to debate it so I will leave it at that. Soon I will be heading home. No offense intended but physics is physics Art |
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