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Well you are too far gone down memory lane, you are unable to focus for any
length of time and can't remember things or what you have said in the past.No wonder you keep close to books, your memory has gone. Now go back to your book and see that the high impedance comes from a parallel circuit with lumped components to which radiation is not considered and there is no length to the connections between them. It does not mean that a radiating antenna which is in a parallel configuration will have a high impedance., It can have a high impedance or even a low impedance and you must account for distributed loads in any of your calculations to determine whether it will be high or low when the bandpass array is resonant. Now you probably will not find that statement in a book so you are in the hole with no way of getting out. You just blew it and you are stuck with the statements you made including the one that states that such an arrangement violates all the laws of nature as well as remembering what post you are responding to. Or is that deliberate because you found it embarrasing to think of responding to it, as you have not got the ability to speak in fractured English like Shakespeare which allows for a lot of wriggle room. I leave it at that and maybe while you are still alive somebody will be kind to you and explain that which you cannot comprehend or if you are still around in a couple of years you may be able to read it for yourself when it is in print. I didn't really expect that you could come up with anything of detail, just words Bye "Richard Harrison" wrote in message ... Art, KB9MZ wrote: "Now go back to your books since your memory is poor and check out what restrictions apply." My statement was: "A parallel resonant circuit is a high impedance (low admittance)." I reaffirm that statement. It assumes a high-quality circuit. It is general and nonspecific. It is not all-inclusive. It allows exceptions. In the ideal case, only perfect inductance and capacitance comprise the circuit. Z = XL/R. As R goes to zero, Z goes to infinity. The impedance of a parallel resonant circuit is: Q(XL). Best regards, Richard Harrison, KB5WZI |
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