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Here is a VLF receiver tuned to 300 kHz designed to detect the crackle of approaching lightning. A bright lamp flashes in sychrony with the lightning bolts indicating the proximity and intensity of ...

Ever thought of turning your circuit ideas into real boards? Discover how DesignSpark PCB makes it possible, free and without ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Signe Brewster Signe Brewster is an editor covering technology. She’s tested ...

Circuits are beautiful in their own way, and a circuit sculpture takes that abstract beauty and makes it into a purposeful art form. Can you use the wires of the circuits themselves as the structure ...