| 摘要 |
A composite cable formed by unitizing coaxial wires of a drive signal system by twisting and bundling, and a composite cable formed by unitizing coaxial wires of an output signal system by twisting and bundling are arranged so as to be positioned substantially on a straight line passing through a cable center axis, and other electric wires of a power supply system are arranged at positions that are substantially symmetrical to each other with respect to the straight line passing through the cable center axis. Then, the composite cables and the simple wires are collectively twisted and bundled, a binding tape is wound on an outer circumference thereof, and an outer circumference of the binding tape is further shielded by an overall shield and covered by a sheath, which is an outer coating, thereby forming a signal cable.
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