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Put a Tiny Power Switch on Your 9V Battery Clip

Put a Tiny Power Switch on Your 9V Battery Clip

MAKE - Sean Michael Ragan

From breadboarding to BEAM robotics to Arduino, this switch can come in handy. I recently built a styrofoam plate hovercraft. I had visions of adding all kinds of features to the basic platform but I soon discovered that weight becomes a problem fast — whatever else I wanted to put on board, it had …

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