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Problems associated with input ceramic capacitors.
I spent several stimulating days last week performing EMC testing on one of my most challenging designs in the past two years. This is...

Francesco Poderico
Oct 23, 20222 min read


Why do we need the ground/power planes!
Recently, a customer contacted me about the possibility of "fixing" their design from the standpoint of EMC. The board may function...

Francesco Poderico
Oct 22, 20222 min read


The Galvanic corrosion on PCB
Have you ever seen corrosion on the solder joints on an old PCB? Or on the aluminium side of a power supply? Why we do have corrosion,...

Francesco Poderico
Oct 21, 20222 min read


EMC is not E=mc² Part 3
A few years ago I was doing EMC testing for a product I designed myself. The emissions were so low that at some point the EMC house...

Francesco Poderico
Oct 7, 20222 min read


EMC is not E=mc² Part 2
As I said in my last post, sometimes I' am contacted by companies to help them pass EMC. I like the challenge and I know that I will...

Francesco Poderico
Oct 6, 20222 min read


EMC is not E=mc² Part 1
Passing EMC compliance testing doesn't need to be as difficult as taking a degree in special relativity. I'm often contacted by small,...

Francesco Poderico
Oct 6, 20222 min read
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