Here’s a PCB fabrication ... sided copper clad stock. Once the millings have been cleaned off the holes are coated with a mixture of waterproof ink and carbon. This prepares them for plating ...

But this is the first time we’ve seen such professional vias and through hole plating. Don’t let the green solder mask fool you. This is a homemade PCB. [Kurt Skauen] started with your ...

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This particular innovation, where a PCB is packed with stepped circular or rectangular copper coins, is headed to markets where even the best air coolers are impractical – like miniature devices ...

Additionally, a combination of printing and electroplating processes allows for copper film thicknesses exceeding ... to address nearly 78% of the global PCB market, Elephantech's innovation ...