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2 questions
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votes
2
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How do I properly calculate the requirements for an on/off switch?
I'm building an arc lighter to learn more about electronics and I'm not certain how to calculate what I need given the components I have. Do I go off the rating for the battery or the combination of ...
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How to produce electricity with mechanical power/spring coil
As a home project I want to make a electricity generator which uses a spring coil, which when turned/wound(just like the mechanism in wrist watches) enough times will start unwinding and generate ...