whats the max handling of stock speaker copper wires?
I just wonder how much power can a regular 18-20 gauge copper wire handles. I did an amp installation in my car thru the stock speaker wires. 18-20 gauge. and it is running 111watts. some people told my you gonna get rust all over soon or burns out. Is it true? Will it cuase trouble or will it be fine? I thought 111watts is very small amount of power thats barely enuff to lit up 2 light bulbs.
2n22222007-02-22T22:55:54Z
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Yep. Good old zip cord--the brown stuff that you plug in your bedroom lamp with--is perfectly swell speaker wire. Whoever told you about the rust has been reading audiophile magazines from Planet X. Your analysis of the power-handling capability is very good; light bulbs are a tougher load than speakers, generally.
Now, for very high audio peaks, the small resistance of the wire might cause some slight change in the voltage at the speaker, but you wouldn't be able to hear it. For some reason, people will believe almost anything about speaker wires.
I would say 50-60 watts. Most stock speakers can handle the output of an aftermarket radio (50-55 watts max). I would not go over 60. It's really not whether they can or can't, it's how long they will last at that power.
It's totally fine. People go crazy with speaker wires and wind up bottlenecking them through the terminals anyway. There's a lot of snake oil in the car stereo world.