I am attempting to mill a PCB and to save time / tooling, I was thinking of having a copper fill on the board. Is it really necessary to connect all the fill areas up and actually ground them? The circuit is a couple of constant current LED power supplies, and also routes a HIGH (4.5v) LOW (0.2v) si…

Copper fill / Ground plane - Grounding

davivid April 26, 2012, 11:06am 3

What would EMC problems entail on a simple circuit like this?

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