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That odd bump on your charging cable has a real job, and it’s more important than you think
That small black lump on your charger cable is a ferrite bead, a vital component that filters out electrical noise. This ...
Ferrite beads (L1 in the photo) filter high frequency power supply noise by converting it into a tiny amount of heat. Power supply noise can cause various problems for many parts, especially in analog ...
Dave (Dave Ritter): Oh, hi, Dr. T, I've got some shopping to do. My wife's an avid beader and I've got to sort through all this beading paraphernalia to find the perfect gift. Dave:Exactly! She weaves ...
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