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LPKF EasyContac rivets for vias

Charlie made his own Bus Pirate PCB and used LPKF EasyContac rivets (warning, page denies non-US IPs) to connect the front and back sides. He had to enlarge the vias to 31mils to fit the rivets, and...

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Easy vias on homemade double sided PCBs

Double sided home-etched PCBs require a lot of patience and luck. Both sides need to be aligned properly, and via wires have to be soldered between the layers so top and bottom are connected. The...

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