Typically, the thicker the wire, the more expensive the cord. For example, a 50-foot, 12-gauge cord might cost $18 to $25, which is about four or five times as much as a 50-foot, 16-gauge cord.

I'm trying to hook up a new subwoofer using the wiring in my house that was installed when the house was built. The cable for the sub is just a coaxial cable with no ends, so I need to stick an ...

Regular readers will know that I’m a sucker for a nifty twist on the plain old power-plug, or a clever cable-management gadget. Imagine, then, my joy when I found out about the SideWinder, which ...