![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. : 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. :](https://preview.redd.it/which-wire-is-positive-and-which-one-is-negative-talking-v0-sgow8dj2yhk91.jpg?auto=webp&s=6ed4d2b9bdd96ee02f9afdda25be9994cc05aa01)
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. :
![wiring - Which wire is positive on this audio jack (blue and white)? - Electrical Engineering Stack Exchange wiring - Which wire is positive on this audio jack (blue and white)? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/tlhXm.png)
wiring - Which wire is positive on this audio jack (blue and white)? - Electrical Engineering Stack Exchange
![light - Which of these wires is positive and which is negative? - Electrical Engineering Stack Exchange light - Which of these wires is positive and which is negative? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/2RVDc.png)