Homemade Circuit Board. Warm the ferric chloride stored in a non corrosive jar and sealed with a non corrosive lid in a bucket of warm. No more waiting for boards to arrive.
Cutting copper clad laminate into proper size. Dissolve 2 3 teaspoons of ferric chloride power in the water. Place some newspaper on the bottom so the etching solution does not spoil your floor.
Warm the ferric chloride stored in a non corrosive jar and sealed with a non corrosive lid in a bucket of warm.
Drawing pads around the indentations with etch resist paint and linking the pads through tracks using etch resist. The video below is not mine. Part 2of 3 etching 1. It basically involves the following crucial steps.
