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/diy/ - Do It Yourself

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>> No.1698732 [View]
File: 13 KB, 400x400, tegaki.png [View same] [iqdb] [saucenao] [google]
1698732

>>1698513
Because those caps are charged through a diode (bridge) that prevents the current from flowing back through those pins. The same applies to a capacitive dropper, there's no current path from live to neutral or back again that isn't impeded by a diode or two.

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