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#61
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Art Unwin wrote in news:cf5b3115-db1d-42a5-98cb-
: Thus to state spin or torque is not a force is truly rediculous. Let the insults come. Of course torque is a force. Ask any auto mechanic. I am more familier with the Corriolis force as it applies to weather. IE: the spin of huricanes, the rotation of weather around low pressure systems. |
#62
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On Sep 4, 7:21*pm, Gordon wrote:
Art Unwin wrote in news:cf5b3115-db1d-42a5-98cb- : Thus to state spin or torque is not a force is truly rediculous. Let the insults come. Of course torque is a force. *Ask any auto mechanic. I am more familier with the Corriolis force as it applies to weather. *IE: the spin of huricanes, the rotation of weather around low pressure systems. Excellent Gordon and the particles are connected to the weather When particles arrive from outer space they reside on diamagnetic substances and water is one. So when there is an updraft clinging to the water droplets are these particles which gather a charge with elevation until the moisture cools and there is no room for them to stay. These particles are now electrically static charged where when broken loose move to ground or the other side of the capacitor. Thus we all see a lightning strike which is an electical static field. This same charge circulates the earth one way above the equator and and ony way below the equator such that the shearing action occurs which is the circular motions that we see everywhere in life. These same charges cling to space suits in outer space because the human body is mainly water. NASA has had some luck by discharging the suits to a ground as one would do with a capacitor so the abrasive particles do not enter a ship. Without charge the particles are basically inert like a unbound electron' For the life of me I do not understand this stance that a shearing action does not create spin or torque. A real crazy group of experts. As far as pressure deviations in weather this is exacty the force we see in eddy currents of electricity as well as mechanical things such as tornadoes. All four forces involved in the Big Bang are the only forces involved in the Universe because of the Newtonian laws so use of the boundary laws are indispensible with respect to all that happens, chemical, electrical, mechanical or what every where energy units such as volts etc are inter convertible metrics. And the electrostatic field is a isolated phenomina that has zero connections to laws of this Universe Thanks for your involvement on this issue. Regards Art |
#63
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On Fri, 4 Sep 2009 17:49:07 -0700, "Sal M. Onella"
wrote: "Jeff Liebermann" wrote in message .. . ... attacking a persons background, education, personality, appearance, and wallpaper is little better than a character assassination and should be avoided. Discuss the ideas, not the person. Nonsense. Personal attacks are the surest way to victory. Study any successful politician and you will have no need for me to explain further. I said "avoided", not eliminated entirely. There are places where character assasinations are both useful and successful. As you indicate, politics is one of these. There's also advertising, competative bidding, and stealing someones girlfriend. All is fair in love, war, politics, advertising, but not antenna design. Examine the dreck that fills up your mailbox on Friday and Saturday before any election day. It's not pro-candidate; it's not pro-anything; it's all god-damn-my-opponent -- and they're called "hit pieces" for good reason. You're being too generous. It has been demonstrated that candidates can win an election without ever mentioning any issues. Even the dead have won elections. However, none of these politicians have ever designed an antenna, so I suspect that this phenomenon would not be particularly applicable. Saint Edward of Massachusetts, aka Teddy Kennedy, was civil when it suited him but he engaged in the vilest of character assassination* the rest of the time. It didn't matter as long as he could cast his target upon the trash heap. Hint: You don't make it to the top in politics (and business) without stepping over a few bodies. Much as I would like this to cease, I've seen no indications that this will ever change. However, with debates over antenna design, we still have the option to act in a reasonably civil manner. In general, most of those posting questions and answers in this group are quite civil and usually (not always) concentrate on the merits of the design or problem, rather than attacking the invidividual. Simply demonstrating that there is a class of politicians that violate good taste, proper manners, and logical arguementation, does not automatically give everyone in this newsgroup a license to act in a similar manner. *Bork was a man's name. Senator Kennedy made it a verb. Name calling also is common. Same logic. Just because politicians do it, doesn't license everyone to follow in the same manner. -- # Jeff Liebermann 150 Felker St #D Santa Cruz CA 95060 # 831-336-2558 # http://802.11junk.com # http://www.LearnByDestroying.com AE6KS |
#64
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On Fri, 4 Sep 2009 14:15:14 -0700 (PDT), Art Unwin
wrote: For my self I will stick to equilibrium as stated in any dictionary. http://www.thefreedictionary.com/equilibrium "A stable situation in which forces cancel one another." That suggests an equation, where the canceling forces are on opposite sides of the equal sign. I'll supply the equal sign. You supply the rest as in: force_1 = force_2 What are the two forces that are being balanced or canceled? -- # Jeff Liebermann 150 Felker St #D Santa Cruz CA 95060 # 831-336-2558 # http://802.11junk.com # http://www.LearnByDestroying.com AE6KS |
#65
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![]() "Dave Platt" wrote ... In article , Jeff Liebermann wrote: I forgot to connect my comments to the original question. Sorry(tm). You're correct. There's no way to get a good isotropic radiator pattern with a simple vertical radiator. However, you can still get fairly close if you make the antenna sufficiently small relative to the operating wavelength. As the physical antenna size approaches a point radiator, the pattern starts to look rather spherical. The difference in pattern between a half-wavelength dipole, and an infinitesimally-short dipole (i.e. one whose length approaches a point source) is actually quite small. A dipole is always the two monopoles and never a point source. Only monopole is a point source. S* |
#66
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![]() "Szczepan Białek" wrote in message ... "Dave Platt" wrote ... In article , Jeff Liebermann wrote: I forgot to connect my comments to the original question. Sorry(tm). You're correct. There's no way to get a good isotropic radiator pattern with a simple vertical radiator. However, you can still get fairly close if you make the antenna sufficiently small relative to the operating wavelength. As the physical antenna size approaches a point radiator, the pattern starts to look rather spherical. The difference in pattern between a half-wavelength dipole, and an infinitesimally-short dipole (i.e. one whose length approaches a point source) is actually quite small. A dipole is always the two monopoles and never a point source. Only monopole is a point source. S* Nonsense. Only a point can be a point source. The principle of the infinitesimal electric doublet is the hypothetical result of making the lengths of the elements of a balanced dipole vanishingly small. This is useful to quantify the characteristics of the limiting case but, because of its inherent axial symmetry, it still has the form of a dipole and the same kind of radiation pattern with linear polarisation and no radiation in the directions aligned with the ends of the dipole (for the reason I gave earlier in this thread). Monopole antennas are developed from dipoles by substituting one of the elements, often using a 'reflection' of the remaining element in a ground plane. Their characteristics are different from those of the parent dipole because of this substitution but they still have the same kind of axially-symmetric radiation pattern, with linear polarisation and no radiation in the direction of the end of the monopole. A point source is a hypothetical 'device' that radiates equally in all directions. Obviously this could not be realised using a monopole because that would provide the wrong radiation pattern. A polarisation can be assigned to a point source, for the sake of comparison with real antennas (which is how the point source is used), just as a point source can be considered as transmitting or receiving a signal - but that doesn't mean a physical antenna can be made that has the same characteristics, that can be made to transmit or receive. Chris |
#67
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![]() "Art Unwin" wrote in message ... On Sep 4, 7:21 pm, Gordon wrote: And the electrostatic field is a isolated phenomina that has zero connections to laws of this Universe Another golden quote! thanks art, i needed a good laugh this morning! |
#68
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![]() "Szczepan Bialek" wrote in message ... "Dave Platt" wrote ... In article , Jeff Liebermann wrote: I forgot to connect my comments to the original question. Sorry(tm). You're correct. There's no way to get a good isotropic radiator pattern with a simple vertical radiator. However, you can still get fairly close if you make the antenna sufficiently small relative to the operating wavelength. As the physical antenna size approaches a point radiator, the pattern starts to look rather spherical. The difference in pattern between a half-wavelength dipole, and an infinitesimally-short dipole (i.e. one whose length approaches a point source) is actually quite small. A dipole is always the two monopoles and never a point source. Only monopole is a point source. S* there is no such thing as a monopole antenna. unless you have discovered the magnetic monopole somewhere? |
#69
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Sal M. Onella wrote:
Saint Edward of Massachusetts, aka Teddy Kennedy, was civil when it suited him but he engaged in the vilest of character assassination* the rest of the time. It didn't matter as long as he could cast his target upon the trash heap. Sal, respectfully, as long as you and the folks who identify with you try to turn every stinking conversation into a political bull**** throwing party against the damm leeburuls and socialists and commies, You'll just make yourself look kind of well, maniacally obsessed. Not a leebural, but tired off all that crap. Just sayin'. |
#70
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Gordon wrote:
Art Unwin wrote in news:cf5b3115-db1d-42a5-98cb- : Thus to state spin or torque is not a force is truly rediculous. Let the insults come. Of course torque is a force. Ask any auto mechanic. I am more familier with the Corriolis force as it applies to weather. IE: the spin of huricanes, the rotation of weather around low pressure systems. And that is what the Coriolis force is. It's a mechanical effect, and not an electrical one. Art is trying to convince us that EM energy is also a mechanical force, consisting of particles that fly off the end of our antennas like little turds. The ramifications of that means that everything we thought we know about RF - and in fact all physics is completely wrong. - 73 de Mike N3LI - |
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