Printed Circuit Board Fabrication (PCB FAB) - Electronics Tutorials |
Protective clothing and eye goggles.
Light Box Expose for 130 to 150 Seconds
Tank 1 Check Every 10 Seconds until Bare Copper Visible
Wash PCB
Tank 2 Check Every 5 Minutes until All Copper Dissolved.
Wash PCB
Tank 3 Check Every Minute Until Clean Copper Visible
Wash PCB
Tank 4 Check Every Minute Until Shiny Tin Colour
Wash PCB
Clean yourself up. Wash your hands to remove any contamination.