What does the stripe on speaker wire mean?
What does the stripe on speaker wire mean? The solid/dashed lines on wires like the ones pictured in your question are used to indicate polarity e.g. for the "wall wart" power supplies. Usually* the wire with the white stripe or the dashed lines carries the "positive" (+) end, while the other, unmarked wire carries the "negative" (-) end. Where are the speaker wires on a Ford F150? You can also opt to use a wiring loom but in the event your F150 wires are hacked up and you need to know what the speaker wires are, here they are below....