You Won't Believe How Easy It Is to Make a PCB Circuit with Laser
Preparation before making PCB
Machine: ComMarker B4 60 MOPA
Material: (PCB) copper clad board
Engraving: speed 1000 power 90 frequency 30 pulse width 200 (multiple times) stop when cleaning to the resin layer
Cutting: speed 100 power 95 frequency 30 pulse width 200 (multiple times)
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