PCB etching

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/_____/\ /_____/\ /_______/\     /_____/\ /________/\/_____/\ /__/\ /__/\  /_______/\/__/\ /__/\ /______/\    
\:::_ \ \\:::__\/ \::: _  \ \    \::::_\/_\__.::.__\/\:::__\/ \::\ \\  \ \ \__.::._\/\::\_\\  \ \\::::__\/__  
 \:(_) \ \\:\ \  __\::(_)  \/_    \:\/___/\  \::\ \   \:\ \  __\::\/_\ .\ \   \::\ \  \:. `-\  \ \\:\ /____/\ 
  \: ___\/ \:\ \/_/\\::  _  \ \    \::___\/_  \::\ \   \:\ \/_/\\:: ___::\ \  _\::\ \__\:. _    \ \\:\\_  _\/ 
   \ \ \    \:\_\ \ \\::(_)  \ \    \:\____/\  \::\ \   \:\_\ \ \\: \ \\::\ \/__\::\__/\\. \`-\  \ \\:\_\ \ \ 
    \_\/     \_____\/ \_______\/     \_____\/   \__\/    \_____\/ \__\/ \::\/\________\/ \__\/ \__\/ \_____\/ 
                                                                                                                                                                      


Introduction

1. PCB Etching

2. material log

_material log Lye Copper clad PCB Acetone Mini drill Drill bits Photoresist sheet Ferric chloride Light-sensitive PCBs