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So, does the current go clockwise or counterclockwise? How much goes
that way compared to the radial component? Where can I find a quantitative or explicit statement of your interpretation? Roy Lewallen, W7EL Richard Clark wrote: On Mon, 09 Apr 2007 12:12:32 -0700, Roy Lewallen wrote: I disagree with your conclusion that currents flow circumferentially. It does not say so in the paper, and I don't believe it can be inferred from what is said in the paper. Hi Roy, To insist that the paper be complete where the reader has the competence to understand what is implied; well, that goes beyond standard practice. Further, the implication is hardly momentous when the force of the writing is in demonstrating (not finding) a solution to loss. Their style is clearly descriptive, not pedantic. One very simple observation drawn directly from the text at page 760: "When the earth is of good conductivity, the current leaves the wires and enters the earth closer to the antenna than it does when the earth is a poor conductor." How is it THIS current is traveling radially, the same direction as the wires, both leaving the wire (an orthogonal aspect) and yet moving in the same direction. This is a contradiction to the geometry of the description if we are to abide by your rejection of my "interpretation." Their (not my) statement, supported by their other text, hardly makes sense otherwise. Current only flows along a potential gradient and the phase shift between (by their own distinctions) wire and ground constitutes such a gradient. It is a vastly more speculative "interpretation" to suggest the current leaves the wire to travel in the same direction and the authors definitely don't say that, do they? Common sense would dictate a fairer interpretation that conforms to phases and the distinctions (separation of currents) they drew from them. 73's Richard Clark, KB7QHC |
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