A pair of insulated wires that is shielded from interference by a metallic foil.

Two insulated wires in a cable wrapped with metallic braid or foil to prevent signal interferences and provide noise-free transmission.

A twisted pair to which a metal covering has been applied. The metal covering is usually in the form of a bare of tinned copper braid but may be metal ribbon or metal-backed Mylar tape.

a pair of wires surrounded by a conductor that does not carry current

A pair of conductors that are wrapped with metallic foil to isolate the pair from electrical interference.

Two insulated wires in a cable wrapped with metallic braid or foil to prevent the wires from acting as antennas and picking up external interference.

A line consisting of parallel conductors separated from each other and surrounded by a solid dielectric.