An aircraft comprising: a plurality of modular equipment centers (MECs) (44, 46, 48) spatially distributed throughout the aircraft, the plurality of MECs (44, 46, 48) distributing power to a plurality of equipment loads throughout the aircraft, each of the equipment loads within the aircraft serviced by a nearest MEC (44, 46, 48) of the plurality of MECs (44, 46, 48); a primary power feeder (40, 42) extending from a generator (34, 36) on an engine (30, 32) of the aircraft to the plurality of MECs (44, 46, 48); and a plurality of cables, wherein each equipment load is coupled to the nearest MEC (44, 46, 48) with one of the cables; characterized in that: the aircraft includes a fuselage made substantially of composite materials; each cable of the plurality of cables is a multiple conductor cable comprising multiple electrical power conductors and a neutral conductor, wherein the electrical power conductors and the neutral conductor are arranged to carry substantially equal but opposite currents; each equipment load is coupled to the nearest MEC (44, 46, 48) with one of the multiple conductor cables such that a length of a loop defined by the electrical power conductors and the neutral conductor of each multiple conductor cable between each MEC (44, 46, 48) and associated equipment loads is minimized; and the fuselage of the aircraft comprises a forward section, a middle section, and an aft section coupled together and defining section breaks (18, 20, 22) between adjacent aircraft sections (12, 14, 16), wherein each aircraft section (12, 14, 16) has multiple MEC's (44, 46, 48), wherein the primary power feeder (40, 42) extends across section breaks (18, 20, 22) and wherein the multiple conductor cables do not extend across section breaks (18, 20, 2. 22), and wherein the aircraft is otherwise free of a current return network extending across section breaks (18,20,22) between multiple sections of the aircraft. a plurality of modular equipment centers (MECs) (44, 46, 48) spatially distributed throughout the aircraft, the plurality of MECs (44, 46, 48) distributing power to a plurality of equipment loads throughout the aircraft, each of the equipment loads within the aircraft serviced by a nearest MEC (44, 46, 48) of the plurality of MECs (44, 46, 48); a primary power feeder (40, 42) extending from a generator (34, 36) on an engine (30, 32) of the aircraft to the plurality of MECs (44, 46, 48); and a plurality of cables, wherein each equipment load is coupled to the nearest MEC (44, 46, 48) with one of the cables; characterized in that: the aircraft includes a fuselage made substantially of composite materials; each cable of the plurality of cables is a multiple conductor cable comprising multiple electrical power conductors and a neutral conductor, wherein the electrical power conductors and the neutral conductor are arranged to carry substantially equal but opposite currents; each equipment load is coupled to the nearest MEC (44, 46, 48) with one of the multiple conductor cables such that a length of a loop defined by the electrical power conductors and the neutral conductor of each multiple conductor cable between each MEC (44, 46, 48) and associated equipment loads is minimized; and the fuselage of the aircraft comprises a forward section, a middle section, and an aft section coupled together and defining section breaks (18, 20, 22) between adjacent aircraft sections (12, 14, 16), wherein each aircraft section (12, 14, 16) has multiple MEC's (44, 46, 48), wherein the primary power feeder (40, 42) extends across section breaks (18, 20, 22) and wherein the multiple conductor cables do not extend across section breaks (18, 20, 2. 22), and wherein the aircraft is otherwise free of a current return network extending across section breaks (18,20,22) between multiple sections of the aircraft. the aircraft includes a fuselage made substantially of composite materials; each cable of the plurality of cables is a multiple conductor cable comprising multiple electrical power conductors and a neutral conductor, wherein the electrical power conductors and the neutral conductor are arranged to carry substantially equal but opposite currents; each equipment load is coupled to the nearest MEC (44, 46, 48) with one of the multiple conductor cables such that a length of a loop defined by the electrical power conductors and the neutral conductor of each multiple conductor cable between each MEC (44, 46, 48) and associated equipment loads is minimized; and the fuselage of the aircraft comprises a forward section, a middle section, and an aft section coupled together and defining section breaks (18, 20, 22) between adjacent aircraft sections (12, 14, 16), wherein each aircraft section (12, 14, 16) has multiple MEC's (44, 46, 48), wherein the primary power feeder (40, 42) extends across section breaks (18, 20, 22) and wherein the multiple conductor cables do not extend across section breaks (18, 20, 2. 22), and wherein the aircraft is otherwise free of a current return network extending across section breaks (18,20,22) between multiple sections of the aircraft.