If your cable runs are longer or your speakers require more power, 12-gauge OFC wire is a safer bet. Budget-conscious users can opt for 14-gauge CCA wire, but expect slightly higher resistance.

What does wire gauge actually mean? ... For example, the diameter of an 18 gauge wire is 1.02mm, while the smaller number 12 gauge is 2.05mm, more than twice the diameter.

This 12-gauge speaker wire is made from 99.95 percent pure oxygen-free bare copper that creates a low resistance pathway, allowing signals to pass through easily.

If your stereo is pumping out 100watts per channel RMS then i would put on probibly about 10-12 gauge wire. The shorter the wire the thinner it can be (or higher number).

And from 200 to 400 ft., they recommend 12-gauge wires. Using extremely thick wire for short runs yields virtually no audible benefit, at least none most people can hear.

When you need an extension cord that’ll go the distance, literally, you can’t go wrong with the US Wire and Cable 74050 extension cord. This thick 12-gauge wire carries up to 1,875 watts of ...

Routing the wire is not difficult. However, be sure it doesn't chafe through on any bracket or the firewall. A 12-gauge wire is adequate. No GaugesI have a '69 Mach 1 with a 351W and a three-speed ...