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Denny wrote:
Art, I am convinced that you are experimenting in an area of antenna practices that has been neglected... I am always interested in advances on the art and practice of antennas... You hereby offered the opportunity to drop by my qth with your reduced size 160 antenna... If transportation is a problem I will fly my airplane to your area and bring you back to Michigan, or arrange other transportation for you at my expense... I will personally mount your antenna at the top of a 150 foot tower and we can measure the near field intensity and far field signal strength developed by the antenna, compared to my normal size antennas which are off another tower at a distance .. I am sure I can convince a few of the regulars on here to be on the band and be ready to participate with signal strength measurements, spectrum analyzers, etc... This would form an excellent basis for an article for you to publish - complete with reports from third parties - on a major advance in the theory and practice of antennas... If I am not convenient to you then I suspect that W8JI or others would offer a similar testing range and I still would be happy to provide transportation just to be a part of an exciting new chapter in radio experimentation... cordially, denny - k8do I suggest that you take pains to make sure the feedline is well decoupled - a couple of current baluns, one at the feedpoint and one a quarter wave down the line, should be adequate. An extra measure would be to measure the common mode feedline current to make sure it's minimal. That would go a long way toward silencing critics (like me) who believe that reported good results from such small antennas are often the result of feedline radiation -- that is, that the feedline is the primary radiator and the "antenna" plays only a minor role. Roy Lewallen, W7EL |
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