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DIY PCB Etching: Colors of Compounds and Helpful Links
UPDATE 11/10/11: Although most of these colors are accurate when dealing with concentrated solutions of salt, some are not (e.g., descriptions of copper (I) and (II) chlorides are mixed up). Take it...
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DIY PCB Etching: Overview and Production of Ferric Chloride
I liked the look of the LED-outlined propeller, so I decided I would etch my own PCBs to make it easier to light up all three propellers. I’ve spent the last week researching DIY PCB etching methods...
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