Is Green speaker wire positive or negative?
The color code for four-conductor wire is speaker one: Red (positive), Black (negative) speaker two: White (positive), Green (negative). Its purpose is to carry an electrical signal (voltage and current) from the amplifier (or the amplifier section of a receiver) to the speakers.
Is red or black speaker wire positive?
typically, the positive wire is red and the ground, or negative, is black. However, most speaker wires don’t do colors. Good news is, with speakers it doesn’t really matter which one you choose as your positive and which as your negative, just so long as you are consistent.
Why would I need 4 wire speaker wire?
4-conductors are most often used to send an amplified stereo signal to two speakers which are in close proximity to one another or to a stereo volume control.