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dangerous misinformation 

IEC mains connector pinout

1 - Digital Ground
2 - Earth
3 - Analog Ground

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dangerous misinformation 

@jk ironically the combined neutral and earth in much of the worlds electricity networks and the way switchmodes work result in all manner of high frequency rubbish being superimposed onto the mains (including protective earth) and the only way to get rid of it is to connect *more* random metal/wire to protective earth and hopefully send all the interference back to the DNO's metal structures where it should end up in the ground...

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