A speaker's wire plugs are generally red (positive) and black (negative). Red wires connect to red plugs, and black wires connect to black plugs. If a speaker's wires contain different colors, the wires should be matched to their plugs by their positive and negative symbols. Full Answer >.
Finding wall studs. Wall studs in modern homes are spaced 16 inches on center -- that is thedistance from the center of one wall stud to the center of the next is 16inches. In older homes, studs may be 24 inches apart, or spaced irregularly.
MAKE IT HAPPEN: 1.) With the seat on or off the bike, make a chalk line of the stud design that you want to create, and starting at the forward ends of both sides, mark the location of each stud with a cross mark. Work your way to the back from both sides. Common stud spacing is 1.25 inches center to center.