| 摘要 |
PURPOSE: A signal converter is provided to reduce a size thereof by controlling a plurality of switching devices through one coil. CONSTITUTION: A main shaft(180) includes a coil(183), a bobbin(182), and a pillar(181) fixed to a case. The coil is wound around the bobbin. A switching unit(190) includes a receiving tube(191), a permanent magnet(192), and a spring(193). The permanent magnet is fixed to the receiving tube to face the coil. The spring elastically supports the receiving tube. The receiving tube is movably fixed to the side of a pillar. A communication piece connects a signal between an input socket and an output socket.
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