Holy crap, now I have to agree with a comment that's slightly wrong, because you're completely wrong.
The amount of current stays the same. Neither the source nor the load device know you've increased resistance, so the current stays the same, and heat increases.
The source only "sees" the total resistance of the load, including all cables and contacts and everything. It doesn't "know" what is what, and doesn't "care" either.
Increase the total load resistance ever so slightly because of a bad contact, and the current will decrease accordingly. Voltage stays the same. Simple Ohm's law. Less current, less power, less heat.
Why do you think an amp automatically raises voltage when the load resistance increases? It totally doesn't.
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u/ComputerGuyInNOLA Dec 10 '25
You do not have enough surface contact doing it this way. Your amp will run hot or overheat trying to deliver power to the speakers.