Home Tweakers' Asylum

Tweaks for systems, rooms and Do It Yourself (DIY) help. FAQ.

RE: Point taken, however

"But energy is being consumed in a fashion which can NOT be returned to the source."

Yes, a light blub puts out heat and light.

A speaker puts out sound and heat.

"If there is no work being done yes AC is alternating."

But a light bulb powered by AC is doing work.

A speaker doing work is powered by AC.

But, to get back to the original point, there is no direct current (DC) in a speaker wire or a IC cable, only current that alternates (AC) periodically according to the frequency of the music signal.

Tre'
Have Fun and Enjoy the Music
"Still Working the Problem"



Edits: 07/09/15

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