The Black Hole......

As I said I was speaking to the provided example where there is no assumption that the amplifier's performance varies with load. The possibility exists that there are amplifiers that are not effected, the article did not survey enough amplifiers to make any conclusions.

I absolutely agree that the article (the example) can't be generalized, but otoh you can't take it for granted that the measured distortion at the output of the amplifier in your example is the same after exchanging the cables.
 
I absolutely agree that the article (the example) can't be generalized, but otoh you can't take it for granted that the measured distortion at the output of the amplifier in your example is the same after exchanging the cables.
Jacob, thanks again for the article. There are other chapters where they describe the topic of amplifiers in some detail, too. In studio monitoring, the current can reach up to 100A.
However, they used Class A amplifiers for high-frequency horn compression drivers. It was also said that for proper signal reproduction, there should be a linear phase, the errors of which are accumulated from each component to the component all the time. In total, the phase margin of the amplifier should be at least 2 octaves above and 2 octaves below the maximum sensitivity to phase distortion at medium frequencies. All this will also impose stricter cable requirements, too.
Alexander Voishvillo now works at JBL PRO; this is the concentric driver of his development used in studio three-way monitors JBL M2.
This discussion has new information that is otherwise difficult to see or find. For example, all my assumptions were confirmed, even regarding the use of shielded cables, and, as I am conducting similar developments, it was very useful for me to find out this information in order to move on. But it’s always nice to realize that my ears didn’t let me down either.
 
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I, for example found that a 3.3ohm resistor placed in series with a 4 ohm loudspeaker (AR-1) back in 1963, made the sound better.
John, I also had just such an experience. I even tried to put resistors from different manufacturers. Chinese white cement sheathed wire resistors were the worst. Most likely, the resistors in the emitters of the transistors in the output stage will also affect.
 
At least it was not from me. Please show me a quote.
Even non-linear current through a line resistor always causes a voltage drop. And according to Ohm's law, this voltage drop will be non-linear.

I hope to get the point across this time. Non-linear current has no meaning as such, so let me redefine it into 'alternating current'. Obviously, the voltage drop will be different on....................why do I even bother.
 
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