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Technical and scientific discussion of amps, cables and other topics.

RE: "How electricity flows in an AC circuit"

Do you even slightly recall your original premise for this thread? Here is a reminder...

"Here is how an AC signal travels in a coax cable."

Your attempts to divert the conversation to a talk about free charges was originally very very cute and all but as soon as we all realized it is a logical fallacy to change the subject and expect that to have some meaningful relevance I figured/hoped we'd all get bored with that and move back into discussing the originally promised subect.

"Todays tip: audio cables are not waveguides nor do they act like waveguides"

So now we are constrained to only be talking about audio frequencies are we? How convenient. Weird how you waited until now to mention it.

I know you may not be free like some of us but I will continue to refer to coax as waveguide just as the rest of the universe will, whether you are in agreement or not, since that is its typical usage.

Feel free to add DC to your coax, for all I care. Sounds like your local authorities are far more oppressive, however. You may want to watch it.

"But it's also true that the E and B fields are produced by the motion of the free electrons."

Correction: a charge has an associated E field regardless of whether it has achieved net motion due to an external field or not.

Correction 2: A charge trapped in an e field, which has been forced to travel in the path of a waveguide, at a resultant drift velocity, is not free.

Who cares about E or B field of free echarges? You?

Nothing of use occurs until until external fields are applied.

Is there some poynt you are trying to make?



Edits: 08/13/22 08/13/22 08/13/22 08/13/22 08/13/22 08/13/22

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