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Electrical Wiring Color Codes - ElectronicsHub
which wire is positive and which one is negative? Talking about the blue and yellow wires. I'm trying to install some car speakers but don't know what color is positive or negative. :
Electrical Wire Color Codes: Everything You Need to Know
Brown and Blue Wire Which Is Positive?
Yellow Positive Red Negative Thermocouple Wire - China Positive Wire Yellow, Negative Wire Red | Made-in-China.com