[MB2009]

Originally Posted by Henning

Because the heat generated by the resistor. No sense in wasting energy into heat like that for no good reason when he can just tap the power he needs. Figure the stereo is 100 Watts, the resistor would have to be 100 watts as well. That means that resistor will be as hot as a 100w light bulb which means it would require a fairly large heat sink and it would be a fairly expensive resistor, over $50, and would waste the energy of 100w light bulb, just waste.

Didnt think of that.