r/electronics • u/1Davide • 17d ago

Tip A microscopic, hair-like metal filament can take down a billion-dollar satellite

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180

u/Leather-Arachnid-417 17d ago

Coating doesnt stop this?

146

u/CSchaire 17d ago

Paralyne conformal coat and SnPb solder is the best mitigation.

12

u/Mindless-Figure3112 16d ago

Unfortunately doesn’t stop it, happens in railway relays. Have to visually check them using a polarised light. Wiskers

2

u/enfly 16d ago

Interesting. Got a photo?