| 摘要 |
PURPOSE: A solderless universal educational aids for teaching an electronic circuit is provided to allow circuit configuration to be modified or corrected in an easy manner during teaching practice, by eliminating the need of soldering. CONSTITUTION: A slip clutch board(1) has one or more slip clutch guide holes, and a slip clutch(11) has one or more lead wire holes(10) formed at one or both surfaces of the slip clutch. The slip clutch is arranged to be attachable/separable to/from the slip clutch board. An electronic circuit is constituted by a component diagram, a pattern diagram, a multi-layer substrate, a PCB, a solid line, a wiring pin, a wiring pen and a jump line, without soldering.
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