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Topic: What resistor to use with Optocoupler ? (Read 1 time) previous topic - next topic




I'm all in favor of "works/ use it" answers

I am not, not without understanding if you are putting any strain on things and just about to blow something up. That is the trouble with a lot of stuff on the internet, it comes from bodgers who have no idea what they are doing and that leads beginners into big mistakes.

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