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#1
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Art Unwin wrote:
Whoo aren't we sensitive! If the books say radiation is not "fully understood " Nope not very sensitive, just don't like to lumped in with a loony. And which books say it's not understood? Be specific, give examples. understood "(. Tom with one exception Tom OK?) I will take them at their word, well, at least until I publish the rest of the story..GDay By the way Tom, anybody can design an antenna as it is very hard for them not to radiate but to design an antenna that is more efficient than the present state of the art that is something else. For your Hmm, my antennas, and probably everyone else's here, tend to be over 98% efficient. How much better are yours? tom K0TAR |
#2
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On May 29, 9:29*pm, tom wrote:
Art Unwin wrote: Whoo aren't we sensitive! If the books say radiation is not "fully * understood " Nope not very sensitive, just don't like to lumped in with a loony. And which books say it's not understood? *Be specific, give examples. snip Now now Tom, there is no need to lie to make a point. I said "fully understood" big difference Now to the books. A common title "fields and waves" What on earth have waves got to do with radiation? Seems like the Moon makes waves and people like you,and this thread is listed as sun spots ! Which is correct?. I know, what ever the professor said as he determines who passes or fails. Now as a mechanical engineer I have read no explanation as to how waves provide radiation because that is not fully understood by those who write the books But now Tom, as an esteemed antenna engineer and designer, you are now in a perfect position to explain to all the little people how that actually works because you Tom are an expert by your own words You fully understand radiation and antennas. We also have the standard model which consists of the four forces so educate the rest of us by explaining what force is used to make waves that create communication. You ask for specifics well now you have them. Time for you to provide answers or don't you have any ? Now to the antennas that you have made, I warrant all of them were planar probably Yagi's but as a electrical engineer you surely are aware of Maxwell's laws with respect to radiation so why did you make antennas that does not account for all forces involved as per Maxwell? On top of that, there is no mention of waves in any electrical laws so why does it keep coming up with respect to radiation? Still no answers Tom Heh? So why is it that you now want to pick a fight with me? Because we disagree on the means of the creation of radiation? Sleep tight tonight Art tom K0TAR |
#3
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Art Unwin wrote:
snip A bunch of his usual nonsense, none of which he has proven. And I repeat - Hmm, my antennas, and probably everyone else's here, tend to be over 98% efficient. How much better are yours? tom K0TAR |
#4
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On May 30, 7:24*pm, tom wrote:
Art Unwin wrote: snip A bunch of his usual nonsense, none of which he has proven. And I repeat - Hmm, my antennas, and probably everyone else's here, tend to be over 98% efficient. How much better are yours? tom K0TAR That's a silly question Tom it is the pattern that matters to me. Anyway it was 100% and the pattern was a ball which to me is what I wanted i.e. equal pressure on all boundary points which is absolute equilibrium. The 100% figure is nice but the program worked it out not I. Any way the scientist was correct on his theory with respect to "point radiation" unfortunately, like others,,, he passed away My other desire is to make the radiator as small as possible and I solved that some time ago as well as a frequency response that makes a log periodic look ancient. Now your turn ! You have had enough questions and I have asked for just one and that is the action and manner of waves, but you can't seem to answer that one so I will provide another. Radiation is a result of an accellerated charge is what all the books say , what is the nature of that charge such as mass and what force created that acceleration? Now if you are the expert that you say you are then you will have to answer a question sometime or your perceived status will come under scrutiny and David can be very difficult at times with his questions never answers but questions only questions. Art Art |
#5
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Art Unwin wrote:
On May 30, 7:24 pm, tom wrote: Hmm, my antennas, and probably everyone else's here, tend to be over 98% efficient. How much better are yours? tom K0TAR That's a silly question Tom it is the pattern that matters to me. Anyway it was 100% and the pattern was a ball which to me is what I snip Art So your antenna, including losses, is 100% efficient. I find that a bit tough to believe. Ok, impossible to believe. tom K0TAR |
#6
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On May 30, 9:05*pm, tom wrote:
Art Unwin wrote: On May 30, 7:24 pm, tom wrote: Hmm, my antennas, and probably everyone else's here, tend to be over 98% efficient. How much better are yours? tom K0TAR That's a silly question Tom it is the pattern that matters to me. Anyway it was 100% and the pattern was a ball which to me is what I snip Art So your antenna, including losses, is 100% efficient. *I find that a bit tough to believe. *Ok, impossible to believe. tom K0TAR Well it depends on what the programmer refers to as efficiency. It could also mean all forces accounted for and when summed equals zero as reflected by the radiation ball and as you say it also accounts for losses. I'll wager that is what all antenna programs refer to as efficiency. Either way it is only 2% higher than the figure you were boasting about and yet you believe yours. Selective analysis? Art |
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