Posted by Janicholson on August 23, 2017 at 11:09:32 from (199.17.6.92):
In Reply to: Re: spark plug wire posted by teddy52food on August 23, 2017 at 07:59:58:
Well, wrongish. Magnetism is produced in any conductor that has electrical current flowing in it. Quantum Electro Dynamics is the principle. The amount of surrent determines the amount of magnetism. Voltage drives current. A carbon wire just makes a poor antenna for the discharge frequencies of the spark's multiple jumps. A stranded copper Wire is a good antenna for RF in the range that produces (mostly AM) interference. The wound copper on a synthetic core is tuned to suppress the RF by self dampening of the frequencies involved. Jim
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